1274451453 has 24 divisors (see below), whose sum is σ = 2010134880. Its totient is φ = 771660960.

The previous prime is 1274451443. The next prime is 1274451457. The reversal of 1274451453 is 3541544721.

It is not a de Polignac number, because 1274451453 - 2¹⁷ = 1274320381 is a prime.

It is a super-2 number, since 2×1274451453² = 3248453012107622418, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1274451457) 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, 109603 + ... + 120671.

It is an arithmetic number, because the mean of its divisors is an integer number (83755620).

Almost surely, 2^1274451453 is an apocalyptic number.

It is an amenable number.

1274451453 is a deficient number, since it is larger than the sum of its proper divisors (735683427).

1274451453 is a wasteful number, since it uses less digits than its factorization.

1274451453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12249 (or 12246 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 1274451453 is about 35699.4601219682. The cubic root of 1274451453 is about 1084.1959124147.

The spelling of 1274451453 in words is "one billion, two hundred seventy-four million, four hundred fifty-one thousand, four hundred fifty-three".