140355155 has 16 divisors (see below), whose sum is σ = 170748000. Its totient is φ = 110745600.

The previous prime is 140355133. The next prime is 140355161. The reversal of 140355155 is 551553041.

140355155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140355155 - 2⁶ = 140355091 is a prime.

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, 226436 + ... + 227054.

It is an arithmetic number, because the mean of its divisors is an integer number (10671750).

Almost surely, 2^140355155 is an apocalyptic number.

140355155 is a deficient number, since it is larger than the sum of its proper divisors (30392845).

140355155 is a wasteful number, since it uses less digits than its factorization.

140355155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174.

The product of its (nonzero) digits is 7500, while the sum is 29.

The square root of 140355155 is about 11847.1580980419. The cubic root of 140355155 is about 519.6881204276.

The spelling of 140355155 in words is "one hundred forty million, three hundred fifty-five thousand, one hundred fifty-five".