152121402343 has 16 divisors (see below), whose sum is σ = 161709333120. Its totient is φ = 142693046496.

The previous prime is 152121402337. The next prime is 152121402353. The reversal of 152121402343 is 343204121251.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152121402343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152121402353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4053421 + ... + 4090777.

It is an arithmetic number, because the mean of its divisors is an integer number (10106833320).

Almost surely, 2^152121402343 is an apocalyptic number.

152121402343 is a deficient number, since it is larger than the sum of its proper divisors (9587930777).

152121402343 is a wasteful number, since it uses less digits than its factorization.

152121402343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39486.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 152121402343 its reverse (343204121251), we get a palindrome (495325523594).

The spelling of 152121402343 in words is "one hundred fifty-two billion, one hundred twenty-one million, four hundred two thousand, three hundred forty-three".