140733387 has 24 divisors (see below), whose sum is σ = 206353056. Its totient is φ = 92416896.

The previous prime is 140733377. The next prime is 140733401. The reversal of 140733387 is 783337041.

It is not a de Polignac number, because 140733387 - 2¹⁰ = 140732363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140733337) 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, 193218 + ... + 193944.

It is an arithmetic number, because the mean of its divisors is an integer number (8598044).

Almost surely, 2^140733387 is an apocalyptic number.

140733387 is a deficient number, since it is larger than the sum of its proper divisors (65619669).

140733387 is a wasteful number, since it uses less digits than its factorization.

140733387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027 (or 1024 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 140733387 is about 11863.1103425704. The cubic root of 140733387 is about 520.1545238501.

The spelling of 140733387 in words is "one hundred forty million, seven hundred thirty-three thousand, three hundred eighty-seven".