1354140432 has 30 divisors (see below), whose sum is σ = 3789712862. Its totient is φ = 451380096.

The previous prime is 1354140409. The next prime is 1354140443. The reversal of 1354140432 is 2340414531.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1342196496 + 11943936 = 36636^2 + 3456^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1354140396 and 1354140405.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4701733 + ... + 4702020.

Almost surely, 2^1354140432 is an apocalyptic number.

1354140432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1354140432 is an abundant number, since it is smaller than the sum of its proper divisors (2435572430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1354140432 is a wasteful number, since it uses less digits than its factorization.

1354140432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9403767 (or 9403758 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1354140432 is about 36798.6471490461. The cubic root of 1354140432 is about 1106.3381839882.

Adding to 1354140432 its reverse (2340414531), we get a palindrome (3694554963).

The spelling of 1354140432 in words is "one billion, three hundred fifty-four million, one hundred forty thousand, four hundred thirty-two".