140151451 has 32 divisors (see below), whose sum is σ = 167961600. Its totient is φ = 115514880.

The previous prime is 140151439. The next prime is 140151469. The reversal of 140151451 is 154151041.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140151451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140151481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 782880 + ... + 783058.

It is an arithmetic number, because the mean of its divisors is an integer number (5248800).

Almost surely, 2^140151451 is an apocalyptic number.

140151451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

140151451 is a deficient number, since it is larger than the sum of its proper divisors (27810149).

140151451 is a wasteful number, since it uses less digits than its factorization.

140151451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 140151451 is about 11838.5578091252. The cubic root of 140151451 is about 519.4365828083.

The spelling of 140151451 in words is "one hundred forty million, one hundred fifty-one thousand, four hundred fifty-one".