140912143235 has 16 divisors (see below), whose sum is σ = 173568301632. Its totient is φ = 109783824000.

The previous prime is 140912143213. The next prime is 140912143261. The reversal of 140912143235 is 532341219041.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-140912143235 is a prime.

It is a super-2 number, since 2×140912143235² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140912143195 and 140912143204.

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, 2256359 + ... + 2317968.

It is an arithmetic number, because the mean of its divisors is an integer number (10848018852).

Almost surely, 2^140912143235 is an apocalyptic number.

140912143235 is a deficient number, since it is larger than the sum of its proper divisors (32656158397).

140912143235 is a wasteful number, since it uses less digits than its factorization.

140912143235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4574494.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 140912143235 in words is "one hundred forty billion, nine hundred twelve million, one hundred forty-three thousand, two hundred thirty-five".