1452643137 has 48 divisors (see below), whose sum is σ = 2336817600. Its totient is φ = 862202880.

The previous prime is 1452643121. The next prime is 1452643139. The reversal of 1452643137 is 7313462541.

1452643137 is a `hidden beast` number, since 1 + 4 + 5 + 2 + 643 + 1 + 3 + 7 = 666.

It is not a de Polignac number, because 1452643137 - 2⁴ = 1452643121 is a prime.

It is a super-2 number, since 2×1452643137² = 4220344166946401538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1452643139) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 994914 + ... + 996372.

It is an arithmetic number, because the mean of its divisors is an integer number (48683700).

Almost surely, 2^1452643137 is an apocalyptic number.

It is an amenable number.

1452643137 is a deficient number, since it is larger than the sum of its proper divisors (884174463).

1452643137 is a wasteful number, since it uses less digits than its factorization.

1452643137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678 (or 1675 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 1452643137 is about 38113.5558167957. Note that the first 3 decimals coincide. The cubic root of 1452643137 is about 1132.5385113287.

The spelling of 1452643137 in words is "one billion, four hundred fifty-two million, six hundred forty-three thousand, one hundred thirty-seven".