25003057 has 2 divisors, whose sum is σ = 25003058. Its totient is φ = 25003056.

The previous prime is 25003049. The next prime is 25003063. The reversal of 25003057 is 75030052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22695696 + 2307361 = 4764^2 + 1519^2 .

It is a cyclic number.

It is not a de Polignac number, because 25003057 - 2³ = 25003049 is a prime.

It is a pancake number, because a pancake can be divided into 25003057 parts by 7071 straight cuts.

It is equal to p_1566121 and since 25003057 and 1566121 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (25003007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12501528 + 12501529.

It is an arithmetic number, because the mean of its divisors is an integer number (12501529).

Almost surely, 2^25003057 is an apocalyptic number.

It is an amenable number.

25003057 is a deficient number, since it is larger than the sum of its proper divisors (1).

25003057 is an equidigital number, since it uses as much as digits as its factorization.

25003057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1050, while the sum is 22.

The square root of 25003057 is about 5000.3056906553. The cubic root of 25003057 is about 292.4136916318.

The spelling of 25003057 in words is "twenty-five million, three thousand, fifty-seven".