1356235255231 has 16 divisors (see below), whose sum is σ = 1416221755200. Its totient is φ = 1297183621888.

The previous prime is 1356235255163. The next prime is 1356235255237. The reversal of 1356235255231 is 1325525326531.

It is a cyclic number.

It is not a de Polignac number, because 1356235255231 - 2¹⁷ = 1356235124159 is a prime.

It is a super-2 number, since 2×1356235255231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356235255237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 941115 + ... + 1896883.

It is an arithmetic number, because the mean of its divisors is an integer number (88513859700).

Almost surely, 2^{1356235255231} is an apocalyptic number.

1356235255231 is a deficient number, since it is larger than the sum of its proper divisors (59986499969).

1356235255231 is a wasteful number, since it uses less digits than its factorization.

1356235255231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956258.

The product of its digits is 810000, while the sum is 43.

The spelling of 1356235255231 in words is "one trillion, three hundred fifty-six billion, two hundred thirty-five million, two hundred fifty-five thousand, two hundred thirty-one".