252103451 has 2 divisors, whose sum is σ = 252103452. Its totient is φ = 252103450.

The previous prime is 252103363. The next prime is 252103471. The reversal of 252103451 is 154301252.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252103451 is a prime.

It is a super-2 number, since 2×252103451² = 127112300012218802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (252103471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126051725 + 126051726.

It is an arithmetic number, because the mean of its divisors is an integer number (126051726).

Almost surely, 2^252103451 is an apocalyptic number.

252103451 is a deficient number, since it is larger than the sum of its proper divisors (1).

252103451 is an equidigital number, since it uses as much as digits as its factorization.

252103451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 252103451 is about 15877.7659322715. The cubic root of 252103451 is about 631.7223809722.

The spelling of 252103451 in words is "two hundred fifty-two million, one hundred three thousand, four hundred fifty-one".