140172315 has 16 divisors (see below), whose sum is σ = 224544768. Its totient is φ = 74668896.

The previous prime is 140172287. The next prime is 140172343. The reversal of 140172315 is 513271041.

140172315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (140172287) and next prime (140172343).

It is not a de Polignac number, because 140172315 - 2⁶ = 140172251 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8454 + ... + 18756.

It is an arithmetic number, because the mean of its divisors is an integer number (14034048).

Almost surely, 2^140172315 is an apocalyptic number.

140172315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140172315 is a deficient number, since it is larger than the sum of its proper divisors (84372453).

140172315 is a wasteful number, since it uses less digits than its factorization.

140172315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11218.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 140172315 is about 11839.4389647483. The cubic root of 140172315 is about 519.4623572760.

The spelling of 140172315 in words is "one hundred forty million, one hundred seventy-two thousand, three hundred fifteen".