140001512 has 16 divisors (see below), whose sum is σ = 300003360. Its totient is φ = 60000624.

The previous prime is 140001439. The next prime is 140001541. The reversal of 140001512 is 215100041.

It is a super-2 number, since 2×140001512² = 39200846724572288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1249958 + ... + 1250069.

It is an arithmetic number, because the mean of its divisors is an integer number (18750210).

Almost surely, 2^140001512 is an apocalyptic number.

It is an amenable number.

140001512 is an abundant number, since it is smaller than the sum of its proper divisors (160001848).

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

140001512 is a wasteful number, since it uses less digits than its factorization.

140001512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500040 (or 2500036 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 140001512 is about 11832.2234596884. The cubic root of 140001512 is about 519.2512794763.

Adding to 140001512 its reverse (215100041), we get a palindrome (355101553).

The spelling of 140001512 in words is "one hundred forty million, one thousand, five hundred twelve".