351615130 has 16 divisors (see below), whose sum is σ = 633664584. Its totient is φ = 140477760.

The previous prime is 351615119. The next prime is 351615137. The reversal of 351615130 is 31516153.

It can be written as a sum of positive squares in 4 ways, for example, as 128799801 + 222815329 = 11349^2 + 14927^2 .

It is a junction number, because it is equal to n+sod(n) for n = 351615095 and 351615104.

It is not an unprimeable number, because it can be changed into a prime (351615137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12081 + ... + 29140.

Almost surely, 2^351615130 is an apocalyptic number.

351615130 is a deficient number, since it is larger than the sum of its proper divisors (282049454).

351615130 is a wasteful number, since it uses less digits than its factorization.

351615130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42081.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 351615130 is about 18751.4034141448. The cubic root of 351615130 is about 705.8122389088.

The spelling of 351615130 in words is "three hundred fifty-one million, six hundred fifteen thousand, one hundred thirty".