5403721432 has 32 divisors (see below), whose sum is σ = 10205747280. Its totient is φ = 2682236800.

The previous prime is 5403721397. The next prime is 5403721447. The reversal of 5403721432 is 2341273045.

It is a happy number.

It is a super-2 number, since 2×5403721432² = 58400410629312261248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5403721394 and 5403721403.

It is a congruent 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, 1067307 + ... + 1072357.

Almost surely, 2^5403721432 is an apocalyptic number.

It is an amenable number.

5403721432 is a deficient number, since it is larger than the sum of its proper divisors (4802025848).

5403721432 is a wasteful number, since it uses less digits than its factorization.

5403721432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6003 (or 5999 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 5403721432 is about 73510.0090599913. The cubic root of 5403721432 is about 1754.8135701296.

Adding to 5403721432 its reverse (2341273045), we get a palindrome (7744994477).

The spelling of 5403721432 in words is "five billion, four hundred three million, seven hundred twenty-one thousand, four hundred thirty-two".