1452539451 has 16 divisors (see below), whose sum is σ = 2169888768. Its totient is φ = 856533600.

The previous prime is 1452539419. The next prime is 1452539461. The reversal of 1452539451 is 1549352541.

It is a happy number.

It is not a de Polignac number, because 1452539451 - 2⁵ = 1452539419 is a prime.

It is a super-2 number, since 2×1452539451² = 4219741713422762802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1452539411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 593595 + ... + 596036.

It is an arithmetic number, because the mean of its divisors is an integer number (135618048).

Almost surely, 2^1452539451 is an apocalyptic number.

1452539451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1452539451 is a deficient number, since it is larger than the sum of its proper divisors (717349317).

1452539451 is a wasteful number, since it uses less digits than its factorization.

1452539451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189682.

The product of its digits is 108000, while the sum is 39.

The square root of 1452539451 is about 38112.1955678232. The cubic root of 1452539451 is about 1132.5115647743.

The spelling of 1452539451 in words is "one billion, four hundred fifty-two million, five hundred thirty-nine thousand, four hundred fifty-one".