140603432 has 32 divisors (see below), whose sum is σ = 270988200. Its totient is φ = 68352000.

The previous prime is 140603429. The next prime is 140603443. The reversal of 140603432 is 234306041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 124233316 + 16370116 = 11146^2 + 4046^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140603398 and 140603407.

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, 130994 + ... + 132062.

Almost surely, 2^140603432 is an apocalyptic number.

It is an amenable number.

140603432 is a deficient number, since it is larger than the sum of its proper divisors (130384768).

140603432 is a wasteful number, since it uses less digits than its factorization.

140603432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1517 (or 1513 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 140603432 is about 11857.6318040324. The cubic root of 140603432 is about 519.9943687753.

Adding to 140603432 its reverse (234306041), we get a palindrome (374909473).

The spelling of 140603432 in words is "one hundred forty million, six hundred three thousand, four hundred thirty-two".