202404136087 has 2 divisors, whose sum is σ = 202404136088. Its totient is φ = 202404136086.

The previous prime is 202404136079. The next prime is 202404136091. The reversal of 202404136087 is 780631404202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202404136087 - 2³ = 202404136079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202404136057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101202068043 + 101202068044.

It is an arithmetic number, because the mean of its divisors is an integer number (101202068044).

Almost surely, 2^202404136087 is an apocalyptic number.

202404136087 is a deficient number, since it is larger than the sum of its proper divisors (1).

202404136087 is an equidigital number, since it uses as much as digits as its factorization.

202404136087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 202404136087 in words is "two hundred two billion, four hundred four million, one hundred thirty-six thousand, eighty-seven".