351252001 has 2 divisors, whose sum is σ = 351252002. Its totient is φ = 351252000.

The previous prime is 351251987. The next prime is 351252019. The reversal of 351252001 is 100252153.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191102976 + 160149025 = 13824^2 + 12655^2 .

It is a cyclic number.

It is not a de Polignac number, because 351252001 - 2²³ = 342863393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 351252001.

It is not a weakly prime, because it can be changed into another prime (351252101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175626000 + 175626001.

It is an arithmetic number, because the mean of its divisors is an integer number (175626001).

Almost surely, 2^351252001 is an apocalyptic number.

It is an amenable number.

351252001 is a deficient number, since it is larger than the sum of its proper divisors (1).

351252001 is an equidigital number, since it uses as much as digits as its factorization.

351252001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 351252001 is about 18741.7181976467. The cubic root of 351252001 is about 705.5691803745.

The spelling of 351252001 in words is "three hundred fifty-one million, two hundred fifty-two thousand, one".