140317152 has 24 divisors (see below), whose sum is σ = 368332776. Its totient is φ = 46772352.

The previous prime is 140317103. The next prime is 140317153. The reversal of 140317152 is 251713041.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×140317152² = 39377806290782208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140317153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 730723 + ... + 730914.

It is an arithmetic number, because the mean of its divisors is an integer number (15347199).

Almost surely, 2^140317152 is an apocalyptic number.

140317152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140317152 is an abundant number, since it is smaller than the sum of its proper divisors (228015624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140317152 is a wasteful number, since it uses less digits than its factorization.

140317152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461650 (or 1461642 counting only the distinct ones).

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

The square root of 140317152 is about 11845.5541027003. The cubic root of 140317152 is about 519.6412120677.

The spelling of 140317152 in words is "one hundred forty million, three hundred seventeen thousand, one hundred fifty-two".