1553125234231 has 8 divisors (see below), whose sum is σ = 1633413464064. Its totient is φ = 1473900424920.

The previous prime is 1553125234223. The next prime is 1553125234363. The reversal of 1553125234231 is 1324325213551.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1553125234231 - 2³ = 1553125234223 is a prime.

It is a super-2 number, since 2×1553125234231² (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 (1553825234231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265852135 + ... + 265857976.

It is an arithmetic number, because the mean of its divisors is an integer number (204176683008).

Almost surely, 2^{1553125234231} is an apocalyptic number.

1553125234231 is a deficient number, since it is larger than the sum of its proper divisors (80288229833).

1553125234231 is a wasteful number, since it uses less digits than its factorization.

1553125234231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531710261.

The product of its digits is 108000, while the sum is 37.

The spelling of 1553125234231 in words is "one trillion, five hundred fifty-three billion, one hundred twenty-five million, two hundred thirty-four thousand, two hundred thirty-one".