1152485040 has 80 divisors (see below), whose sum is σ = 4083095808. Its totient is φ = 263424768.

The previous prime is 1152485021. The next prime is 1152485077. The reversal of 1152485040 is 405842511.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1152484989 and 1152485007.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341322 + ... + 344681.

Almost surely, 2^1152485040 is an apocalyptic number.

1152485040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1152485040 is an abundant number, since it is smaller than the sum of its proper divisors (2930610768).

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

1152485040 is a wasteful number, since it uses less digits than its factorization.

1152485040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686026 (or 686020 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 1152485040 is about 33948.2700590177. The cubic root of 1152485040 is about 1048.4436625497.

The spelling of 1152485040 in words is "one billion, one hundred fifty-two million, four hundred eighty-five thousand, forty".