1452145715 has 4 divisors (see below), whose sum is σ = 1742574864. Its totient is φ = 1161716568.

The previous prime is 1452145693. The next prime is 1452145727. The reversal of 1452145715 is 5175412541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1452145715 - 2²⁸ = 1183710259 is a prime.

It is a super-2 number, since 2×1452145715² = 4217454355185722450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145214567 + ... + 145214576.

It is an arithmetic number, because the mean of its divisors is an integer number (435643716).

Almost surely, 2^1452145715 is an apocalyptic number.

1452145715 is a deficient number, since it is larger than the sum of its proper divisors (290429149).

1452145715 is an equidigital number, since it uses as much as digits as its factorization.

1452145715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290429148.

The product of its digits is 28000, while the sum is 35.

The square root of 1452145715 is about 38107.0297320586. The cubic root of 1452145715 is about 1132.4092265624.

The spelling of 1452145715 in words is "one billion, four hundred fifty-two million, one hundred forty-five thousand, seven hundred fifteen".