351130253 has 2 divisors, whose sum is σ = 351130254. Its totient is φ = 351130252.

The previous prime is 351130207. The next prime is 351130261. The reversal of 351130253 is 352031153.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 335146249 + 15984004 = 18307^2 + 3998^2 .

It is a cyclic number.

It is not a de Polignac number, because 351130253 - 2¹² = 351126157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (351130453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175565126 + 175565127.

It is an arithmetic number, because the mean of its divisors is an integer number (175565127).

Almost surely, 2^351130253 is an apocalyptic number.

It is an amenable number.

351130253 is a deficient number, since it is larger than the sum of its proper divisors (1).

351130253 is an equidigital number, since it uses as much as digits as its factorization.

351130253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 351130253 is about 18738.4698681616. The cubic root of 351130253 is about 705.4876514787.

The spelling of 351130253 in words is "three hundred fifty-one million, one hundred thirty thousand, two hundred fifty-three".