1052431545 has 32 divisors (see below), whose sum is σ = 1838776320. Its totient is φ = 509768640.

The previous prime is 1052431537. The next prime is 1052431553. The reversal of 1052431545 is 5451342501.

It is an interprime number because it is at equal distance from previous prime (1052431537) and next prime (1052431553).

It is not a de Polignac number, because 1052431545 - 2³ = 1052431537 is a prime.

It is a super-2 number, since 2×1052431545² = 2215224313822174050, which contains 22 as substring.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 208542 + ... + 213528.

It is an arithmetic number, because the mean of its divisors is an integer number (57461760).

Almost surely, 2^1052431545 is an apocalyptic number.

1052431545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1052431545 is a deficient number, since it is larger than the sum of its proper divisors (786344775).

1052431545 is a wasteful number, since it uses less digits than its factorization.

1052431545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6285.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 1052431545 is about 32441.2013495185. The cubic root of 1052431545 is about 1017.1803276716.

The spelling of 1052431545 in words is "one billion, fifty-two million, four hundred thirty-one thousand, five hundred forty-five".