2161150713 has 40 divisors (see below), whose sum is σ = 3319907976. Its totient is φ = 1400198400.

The previous prime is 2161150711. The next prime is 2161150729. The reversal of 2161150713 is 3170511612.

It can be written as a sum of positive squares in 4 ways, for example, as 456121449 + 1705029264 = 21357^2 + 41292^2 .

It is not a de Polignac number, because 2161150713 - 2¹ = 2161150711 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2161150711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 971943 + ... + 974163.

Almost surely, 2^2161150713 is an apocalyptic number.

It is an amenable number.

2161150713 is a deficient number, since it is larger than the sum of its proper divisors (1158757263).

2161150713 is a wasteful number, since it uses less digits than its factorization.

2161150713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2567 (or 2558 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 2161150713 is about 46488.1782069377. The cubic root of 2161150713 is about 1292.8903228981.

The spelling of 2161150713 in words is "two billion, one hundred sixty-one million, one hundred fifty thousand, seven hundred thirteen".