2113142451 has 8 divisors (see below), whose sum is σ = 3220026624. Its totient is φ = 1207509960.

The previous prime is 2113142417. The next prime is 2113142467. The reversal of 2113142451 is 1542413112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2113142451 - 2¹⁰ = 2113141427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2113142951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50312895 + ... + 50312936.

It is an arithmetic number, because the mean of its divisors is an integer number (402503328).

Almost surely, 2^2113142451 is an apocalyptic number.

2113142451 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2113142451 is a deficient number, since it is larger than the sum of its proper divisors (1106884173).

2113142451 is a wasteful number, since it uses less digits than its factorization.

2113142451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100625841.

The product of its digits is 960, while the sum is 24.

The square root of 2113142451 is about 45968.9291913571. The cubic root of 2113142451 is about 1283.2450318885.

Adding to 2113142451 its reverse (1542413112), we get a palindrome (3655555563).

The spelling of 2113142451 in words is "two billion, one hundred thirteen million, one hundred forty-two thousand, four hundred fifty-one".