245973001 has 2 divisors, whose sum is σ = 245973002. Its totient is φ = 245973000.

The previous prime is 245972963. The next prime is 245973019. The reversal of 245973001 is 100379542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167029776 + 78943225 = 12924^2 + 8885^2 .

It is a cyclic number.

It is not a de Polignac number, because 245973001 - 2²³ = 237584393 is a prime.

It is not a weakly prime, because it can be changed into another prime (245973061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122986500 + 122986501.

It is an arithmetic number, because the mean of its divisors is an integer number (122986501).

Almost surely, 2^245973001 is an apocalyptic number.

It is an amenable number.

245973001 is a deficient number, since it is larger than the sum of its proper divisors (1).

245973001 is an equidigital number, since it uses as much as digits as its factorization.

245973001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 245973001 is about 15683.5264210572. The cubic root of 245973001 is about 626.5597318605.

The spelling of 245973001 in words is "two hundred forty-five million, nine hundred seventy-three thousand, one".