1352561100 has 72 divisors (see below), whose sum is σ = 4269185088. Its totient is φ = 327892800.

The previous prime is 1352561099. The next prime is 1352561101. The reversal of 1352561100 is 11652531.

It is an interprime number because it is at equal distance from previous prime (1352561099) and next prime (1352561101).

It is not an unprimeable number, because it can be changed into a prime (1352561101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 201634 + ... + 208233.

Almost surely, 2^1352561100 is an apocalyptic number.

1352561100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1352561100 is an abundant number, since it is smaller than the sum of its proper divisors (2916623988).

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

1352561100 is a wasteful number, since it uses less digits than its factorization.

1352561100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409895 (or 409888 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1352561100 is about 36777.1817843619. The cubic root of 1352561100 is about 1105.9079098016.

The spelling of 1352561100 in words is "one billion, three hundred fifty-two million, five hundred sixty-one thousand, one hundred".