3507372961 has 4 divisors (see below), whose sum is σ = 3532606000. Its totient is φ = 3482139924.

The previous prime is 3507372943. The next prime is 3507372977. The reversal of 3507372961 is 1692737053.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3507372961 - 2¹¹ = 3507370913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3507372991) 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 3 ways as a sum of consecutive naturals, for example, 12616311 + ... + 12616588.

It is an arithmetic number, because the mean of its divisors is an integer number (883151500).

Almost surely, 2^3507372961 is an apocalyptic number.

It is an amenable number.

3507372961 is a deficient number, since it is larger than the sum of its proper divisors (25233039).

3507372961 is a wasteful number, since it uses less digits than its factorization.

3507372961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25233038.

The product of its (nonzero) digits is 238140, while the sum is 43.

The square root of 3507372961 is about 59223.0779426399. The cubic root of 3507372961 is about 1519.3598644817.

The spelling of 3507372961 in words is "three billion, five hundred seven million, three hundred seventy-two thousand, nine hundred sixty-one".