1225586498231 has 4 divisors (see below), whose sum is σ = 1251662806752. Its totient is φ = 1199510189712.

The previous prime is 1225586498209. The next prime is 1225586498233. The reversal of 1225586498231 is 1328946855221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1225586498231 - 2²² = 1225582303927 is a prime.

It is a super-2 number, since 2×1225586498231² (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 (1225586498233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13038154190 + ... + 13038154283.

It is an arithmetic number, because the mean of its divisors is an integer number (312915701688).

Almost surely, 2^{1225586498231} is an apocalyptic number.

1225586498231 is a deficient number, since it is larger than the sum of its proper divisors (26076308521).

1225586498231 is an equidigital number, since it uses as much as digits as its factorization.

1225586498231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26076308520.

The product of its digits is 8294400, while the sum is 56.

The spelling of 1225586498231 in words is "one trillion, two hundred twenty-five billion, five hundred eighty-six million, four hundred ninety-eight thousand, two hundred thirty-one".