402153155 has 8 divisors (see below), whose sum is σ = 482710752. Its totient is φ = 321637888.

The previous prime is 402153151. The next prime is 402153161. The reversal of 402153155 is 551351204.

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

It is a cyclic number.

It is not a de Polignac number, because 402153155 - 2² = 402153151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402153151) 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, 16739 + ... + 32931.

It is an arithmetic number, because the mean of its divisors is an integer number (60338844).

Almost surely, 2^402153155 is an apocalyptic number.

402153155 is a deficient number, since it is larger than the sum of its proper divisors (80557597).

402153155 is a wasteful number, since it uses less digits than its factorization.

402153155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21165.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 402153155 is about 20053.7566306166. The cubic root of 402153155 is about 738.1259831241.

The spelling of 402153155 in words is "four hundred two million, one hundred fifty-three thousand, one hundred fifty-five".