2953047861 has 10 divisors (see below), whose sum is σ = 4411343222. Its totient is φ = 1968698520.

The previous prime is 2953047859. The next prime is 2953047863. The reversal of 2953047861 is 1687403592.

2953047861 is a `hidden beast` number, since 2 + 95 + 30 + 478 + 61 = 666.

2953047861 is digitally balanced in base 2 and base 10, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2953047859) and next prime (2953047863).

It can be written as a sum of positive squares in only one way, i.e., 2480637636 + 472410225 = 49806^2 + 21735^2 .

It is not a de Polignac number, because 2953047861 - 2¹ = 2953047859 is a prime.

It is a Duffinian number.

2953047861 is strictly pandigital in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2953047863) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 18228610 + ... + 18228771.

It is a 1-persistent number, because it is pandigital, but 2⋅2953047861 = 5906095722 is not.

Almost surely, 2^2953047861 is an apocalyptic number.

It is an amenable number.

2953047861 is a deficient number, since it is larger than the sum of its proper divisors (1458295361).

2953047861 is an equidigital number, since it uses as much as digits as its factorization.

2953047861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36457393 (or 36457384 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 2953047861 is about 54341.9530473464. The cubic root of 2953047861 is about 1434.6858949833.

The spelling of 2953047861 in words is "two billion, nine hundred fifty-three million, forty-seven thousand, eight hundred sixty-one".