135556253051 has 2 divisors, whose sum is σ = 135556253052. Its totient is φ = 135556253050.

The previous prime is 135556252973. The next prime is 135556253057. The reversal of 135556253051 is 150352655531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135556253051 - 2¹⁴ = 135556236667 is a prime.

It is not a weakly prime, because it can be changed into another prime (135556253057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67778126525 + 67778126526.

It is an arithmetic number, because the mean of its divisors is an integer number (67778126526).

Almost surely, 2^135556253051 is an apocalyptic number.

135556253051 is a deficient number, since it is larger than the sum of its proper divisors (1).

135556253051 is an equidigital number, since it uses as much as digits as its factorization.

135556253051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 337500, while the sum is 41.

The spelling of 135556253051 in words is "one hundred thirty-five billion, five hundred fifty-six million, two hundred fifty-three thousand, fifty-one".