126452407 has 2 divisors, whose sum is σ = 126452408. Its totient is φ = 126452406.

The previous prime is 126452387. The next prime is 126452411. The reversal of 126452407 is 704254621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126452407 is a prime.

It is a super-2 number, since 2×126452407² = 31980422472187298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126452437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63226203 + 63226204.

It is an arithmetic number, because the mean of its divisors is an integer number (63226204).

Almost surely, 2^126452407 is an apocalyptic number.

126452407 is a deficient number, since it is larger than the sum of its proper divisors (1).

126452407 is an equidigital number, since it uses as much as digits as its factorization.

126452407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 126452407 is about 11245.1059132407. The cubic root of 126452407 is about 501.9290903159.

The spelling of 126452407 in words is "one hundred twenty-six million, four hundred fifty-two thousand, four hundred seven".