1153251632 has 20 divisors (see below), whose sum is σ = 2406304320. Its totient is φ = 532269888.

The previous prime is 1153251629. The next prime is 1153251641. The reversal of 1153251632 is 2361523511.

It is a junction number, because it is equal to n+sod(n) for n = 1153251595 and 1153251604.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2772032 + ... + 2772447.

It is an arithmetic number, because the mean of its divisors is an integer number (120315216).

Almost surely, 2^1153251632 is an apocalyptic number.

It is an amenable number.

1153251632 is an abundant number, since it is smaller than the sum of its proper divisors (1253052688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1153251632 is a wasteful number, since it uses less digits than its factorization.

1153251632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5544500 (or 5544494 counting only the distinct ones).

The product of its digits is 5400, while the sum is 29.

The square root of 1153251632 is about 33959.5587721631. The cubic root of 1153251632 is about 1048.6760734873.

The spelling of 1153251632 in words is "one billion, one hundred fifty-three million, two hundred fifty-one thousand, six hundred thirty-two".