140071052 has 36 divisors (see below), whose sum is σ = 270742248. Its totient is φ = 63360000.

The previous prime is 140071037. The next prime is 140071079. The reversal of 140071052 is 250170041.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120908 + ... + 122060.

It is an arithmetic number, because the mean of its divisors is an integer number (7520618).

Almost surely, 2^140071052 is an apocalyptic number.

It is an amenable number.

140071052 is a deficient number, since it is larger than the sum of its proper divisors (130671196).

140071052 is a wasteful number, since it uses less digits than its factorization.

140071052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430 (or 1417 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 140071052 is about 11835.1616803489. The cubic root of 140071052 is about 519.3372374934.

The spelling of 140071052 in words is "one hundred forty million, seventy-one thousand, fifty-two".