245254651 has 2 divisors, whose sum is σ = 245254652. Its totient is φ = 245254650.

The previous prime is 245254643. The next prime is 245254657. The reversal of 245254651 is 156452542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245254651 - 2³ = 245254643 is a prime.

It is not a weakly prime, because it can be changed into another prime (245254657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122627325 + 122627326.

It is an arithmetic number, because the mean of its divisors is an integer number (122627326).

Almost surely, 2^245254651 is an apocalyptic number.

245254651 is a deficient number, since it is larger than the sum of its proper divisors (1).

245254651 is an equidigital number, since it uses as much as digits as its factorization.

245254651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48000, while the sum is 34.

The square root of 245254651 is about 15660.6082576636. The cubic root of 245254651 is about 625.9491932417.

The spelling of 245254651 in words is "two hundred forty-five million, two hundred fifty-four thousand, six hundred fifty-one".