140451372 has 18 divisors (see below), whose sum is σ = 355029948. Its totient is φ = 46817112.

The previous prime is 140451361. The next prime is 140451383. The reversal of 140451372 is 273154041.

140451372 is a `hidden beast` number, since 140 + 4 + 513 + 7 + 2 = 666.

140451372 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 (140451361) and next prime (140451383).

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1950678 + ... + 1950749.

It is an arithmetic number, because the mean of its divisors is an integer number (19723886).

Almost surely, 2^140451372 is an apocalyptic number.

140451372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140451372 is an abundant number, since it is smaller than the sum of its proper divisors (214578576).

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

140451372 is a wasteful number, since it uses less digits than its factorization.

140451372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3901437 (or 3901432 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 140451372 is about 11851.2181652352. The cubic root of 140451372 is about 519.8068464081.

The spelling of 140451372 in words is "one hundred forty million, four hundred fifty-one thousand, three hundred seventy-two".