140152532 has 24 divisors (see below), whose sum is σ = 264565896. Its totient is φ = 64579968.

The previous prime is 140152499. The next prime is 140152583. The reversal of 140152532 is 235251041.

It can be written as a sum of positive squares in 4 ways, for example, as 54848836 + 85303696 = 7406^2 + 9236^2 .

It is a super-2 number, since 2×140152532² = 39285464452022048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140152498 and 140152507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36278 + ... + 39954.

It is an arithmetic number, because the mean of its divisors is an integer number (11023579).

Almost surely, 2^140152532 is an apocalyptic number.

It is an amenable number.

140152532 is a deficient number, since it is larger than the sum of its proper divisors (124413364).

140152532 is a wasteful number, since it uses less digits than its factorization.

140152532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4427 (or 4425 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 140152532 is about 11838.6034649362. The cubic root of 140152532 is about 519.4379182910.

The spelling of 140152532 in words is "one hundred forty million, one hundred fifty-two thousand, five hundred thirty-two".