1451113461 has 20 divisors (see below), whose sum is σ = 2477386912. Its totient is φ = 829207368.

The previous prime is 1451113439. The next prime is 1451113463. The reversal of 1451113461 is 1643111541.

1451113461 is a `hidden beast` number, since 14 + 511 + 134 + 6 + 1 = 666.

It is not a de Polignac number, because 1451113461 - 2¹⁰ = 1451112437 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451113463) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1279075 + ... + 1280208.

Almost surely, 2^1451113461 is an apocalyptic number.

It is an amenable number.

1451113461 is a deficient number, since it is larger than the sum of its proper divisors (1026273451).

1451113461 is an equidigital number, since it uses as much as digits as its factorization.

1451113461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2559302 (or 2559293 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 1451113461 is about 38093.4831828228. The cubic root of 1451113461 is about 1132.1408395751.

It can be divided in two parts, 14511 and 13461, that added together give a palindrome (27972).

The spelling of 1451113461 in words is "one billion, four hundred fifty-one million, one hundred thirteen thousand, four hundred sixty-one".