1153201572 has 36 divisors (see below), whose sum is σ = 2945098156. Its totient is φ = 380436480.

The previous prime is 1153201471. The next prime is 1153201573. The reversal of 1153201572 is 2751023511.

It can be written as a sum of positive squares in 2 ways, for example, as 736796736 + 416404836 = 27144^2 + 20406^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×1153201572³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1153201573) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161629 + ... + 168612.

Almost surely, 2^1153201572 is an apocalyptic number.

1153201572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1153201572 is an abundant number, since it is smaller than the sum of its proper divisors (1791896584).

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

1153201572 is a wasteful number, since it uses less digits than its factorization.

1153201572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330348 (or 330343 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 1153201572 is about 33958.8217110076. The cubic root of 1153201572 is about 1048.6608997292.

The spelling of 1153201572 in words is "one billion, one hundred fifty-three million, two hundred one thousand, five hundred seventy-two".