402634151 has 2 divisors, whose sum is σ = 402634152. Its totient is φ = 402634150.

The previous prime is 402634147. The next prime is 402634217. The reversal of 402634151 is 151436204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 402634151 - 2² = 402634147 is a prime.

It is a super-2 number, since 2×402634151² = 324228519102981602, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 402634151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402634051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201317075 + 201317076.

It is an arithmetic number, because the mean of its divisors is an integer number (201317076).

Almost surely, 2^402634151 is an apocalyptic number.

402634151 is a deficient number, since it is larger than the sum of its proper divisors (1).

402634151 is an equidigital number, since it uses as much as digits as its factorization.

402634151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 402634151 is about 20065.7457125321. The cubic root of 402634151 is about 738.4201448450.

The spelling of 402634151 in words is "four hundred two million, six hundred thirty-four thousand, one hundred fifty-one".