140942015 has 8 divisors (see below), whose sum is σ = 169204560. Its totient is φ = 112704192.

The previous prime is 140941993. The next prime is 140942023. The reversal of 140942015 is 510249041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140942015 - 2¹⁸ = 140679871 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10427 + ... + 19763.

It is an arithmetic number, because the mean of its divisors is an integer number (21150570).

Almost surely, 2^140942015 is an apocalyptic number.

140942015 is a deficient number, since it is larger than the sum of its proper divisors (28262545).

140942015 is an equidigital number, since it uses as much as digits as its factorization.

140942015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12361.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 140942015 is about 11871.9002270066. The cubic root of 140942015 is about 520.4114285796.

The spelling of 140942015 in words is "one hundred forty million, nine hundred forty-two thousand, fifteen".