202412057 has 2 divisors, whose sum is σ = 202412058. Its totient is φ = 202412056.

The previous prime is 202412011. The next prime is 202412069. The reversal of 202412057 is 750214202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109077136 + 93334921 = 10444^2 + 9661^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202412057 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (202412087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101206028 + 101206029.

It is an arithmetic number, because the mean of its divisors is an integer number (101206029).

Almost surely, 2^202412057 is an apocalyptic number.

It is an amenable number.

202412057 is a deficient number, since it is larger than the sum of its proper divisors (1).

202412057 is an equidigital number, since it uses as much as digits as its factorization.

202412057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 202412057 is about 14227.1591331509. The cubic root of 202412057 is about 587.1451251737.

Adding to 202412057 its reverse (750214202), we get a palindrome (952626259).

The spelling of 202412057 in words is "two hundred two million, four hundred twelve thousand, fifty-seven".