140515234 has 16 divisors (see below), whose sum is σ = 232875648. Its totient is φ = 63249472.

The previous prime is 140515223. The next prime is 140515253. The reversal of 140515234 is 432515041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 140515199 and 140515208.

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, 89062 + ... + 90625.

It is an arithmetic number, because the mean of its divisors is an integer number (14554728).

Almost surely, 2^140515234 is an apocalyptic number.

140515234 is a deficient number, since it is larger than the sum of its proper divisors (92360414).

140515234 is a wasteful number, since it uses less digits than its factorization.

140515234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179729.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 140515234 is about 11853.9121812168. The cubic root of 140515234 is about 519.8856183330.

The spelling of 140515234 in words is "one hundred forty million, five hundred fifteen thousand, two hundred thirty-four".