1571160402 has 120 divisors (see below), whose sum is σ = 4191500016. Its totient is φ = 438368112.

The previous prime is 1571160391. The next prime is 1571160419. The reversal of 1571160402 is 2040611751.

It is a happy number.

1571160402 is a `hidden beast` number, since 1 + 57 + 1 + 1 + 604 + 0 + 2 = 666.

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

It is an unprimeable number.

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 59 ways as a sum of consecutive naturals, for example, 339033 + ... + 343635.

Almost surely, 2^1571160402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1571160402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2095750008).

1571160402 is an abundant number, since it is smaller than the sum of its proper divisors (2620339614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1571160402 is a wasteful number, since it uses less digits than its factorization.

1571160402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4674 (or 4658 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 1571160402 is about 39637.8657599019. The cubic root of 1571160402 is about 1162.5371542756.

The spelling of 1571160402 in words is "one billion, five hundred seventy-one million, one hundred sixty thousand, four hundred two".