2113352451 has 40 divisors (see below), whose sum is σ = 3620579424. Its totient is φ = 1203413760.

The previous prime is 2113352419. The next prime is 2113352453. The reversal of 2113352451 is 1542533112.

2113352451 is a `hidden beast` number, since 2 + 1 + 133 + 524 + 5 + 1 = 666.

It is not a de Polignac number, because 2113352451 - 2⁵ = 2113352419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2113352453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 159771 + ... + 172491.

Almost surely, 2^2113352451 is an apocalyptic number.

2113352451 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2113352451 is a deficient number, since it is larger than the sum of its proper divisors (1507226973).

2113352451 is a wasteful number, since it uses less digits than its factorization.

2113352451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13033 (or 13024 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 2113352451 is about 45971.2132861424. The cubic root of 2113352451 is about 1283.2875392816.

Adding to 2113352451 its reverse (1542533112), we get a palindrome (3655885563).

The spelling of 2113352451 in words is "two billion, one hundred thirteen million, three hundred fifty-two thousand, four hundred fifty-one".