1153437425 has 24 divisors (see below), whose sum is σ = 1637561856. Its totient is φ = 789488640.

The previous prime is 1153437409. The next prime is 1153437487. The reversal of 1153437425 is 5247343511.

It is not a de Polignac number, because 1153437425 - 2⁴ = 1153437409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95264 + ... + 106686.

It is an arithmetic number, because the mean of its divisors is an integer number (68231744).

Almost surely, 2^1153437425 is an apocalyptic number.

It is an amenable number.

1153437425 is a deficient number, since it is larger than the sum of its proper divisors (484124431).

1153437425 is a wasteful number, since it uses less digits than its factorization.

1153437425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12017 (or 12012 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 1153437425 is about 33962.2941657362. The cubic root of 1153437425 is about 1048.7323856300.

The spelling of 1153437425 in words is "one billion, one hundred fifty-three million, four hundred thirty-seven thousand, four hundred twenty-five".