507161090 has 8 divisors (see below), whose sum is σ = 912889980. Its totient is φ = 202864432.

The previous prime is 507161069. The next prime is 507161093. The reversal of 507161090 is 90161705.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 469718929 + 37442161 = 21673^2 + 6119^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (507161093) 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, 25358045 + ... + 25358064.

Almost surely, 2^507161090 is an apocalyptic number.

507161090 is a deficient number, since it is larger than the sum of its proper divisors (405728890).

507161090 is a wasteful number, since it uses less digits than its factorization.

507161090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50716116.

The product of its (nonzero) digits is 1890, while the sum is 29.

The square root of 507161090 is about 22520.2373433319. The cubic root of 507161090 is about 797.4717527493.

The spelling of 507161090 in words is "five hundred seven million, one hundred sixty-one thousand, ninety".