140293955 has 8 divisors (see below), whose sum is σ = 170659392. Its totient is φ = 110697408.

The previous prime is 140293939. The next prime is 140293963. The reversal of 140293955 is 559392041.

140293955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140293955 - 2⁴ = 140293939 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191819 + ... + 192548.

It is an arithmetic number, because the mean of its divisors is an integer number (21332424).

Almost surely, 2^140293955 is an apocalyptic number.

140293955 is a deficient number, since it is larger than the sum of its proper divisors (30365437).

140293955 is an equidigital number, since it uses as much as digits as its factorization.

140293955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384445.

The product of its (nonzero) digits is 48600, while the sum is 38.

The square root of 140293955 is about 11844.5749185017. The cubic root of 140293955 is about 519.6125750803.

The spelling of 140293955 in words is "one hundred forty million, two hundred ninety-three thousand, nine hundred fifty-five".