61011463 has 4 divisors (see below), whose sum is σ = 61783840. Its totient is φ = 60239088.

The previous prime is 61011437. The next prime is 61011469. The reversal of 61011463 is 36411016.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 61011463 - 2⁹ = 61010951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61011469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386070 + ... + 386227.

It is an arithmetic number, because the mean of its divisors is an integer number (15445960).

Almost surely, 2^61011463 is an apocalyptic number.

61011463 is a deficient number, since it is larger than the sum of its proper divisors (772377).

61011463 is an equidigital number, since it uses as much as digits as its factorization.

61011463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772376.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 61011463 is about 7810.9834848116. The cubic root of 61011463 is about 393.6743747260.

Adding to 61011463 its reverse (36411016), we get a palindrome (97422479).

The spelling of 61011463 in words is "sixty-one million, eleven thousand, four hundred sixty-three".