245802451 has 2 divisors, whose sum is σ = 245802452. Its totient is φ = 245802450.

The previous prime is 245802413. The next prime is 245802467. The reversal of 245802451 is 154208542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245802451 - 2⁹ = 245801939 is a prime.

It is not a weakly prime, because it can be changed into another prime (245802251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122901225 + 122901226.

It is an arithmetic number, because the mean of its divisors is an integer number (122901226).

Almost surely, 2^245802451 is an apocalyptic number.

245802451 is a deficient number, since it is larger than the sum of its proper divisors (1).

245802451 is an equidigital number, since it uses as much as digits as its factorization.

245802451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12800, while the sum is 31.

The square root of 245802451 is about 15678.0882444257. The cubic root of 245802451 is about 626.4148860589.

The spelling of 245802451 in words is "two hundred forty-five million, eight hundred two thousand, four hundred fifty-one".