152020545613 has 2 divisors, whose sum is σ = 152020545614. Its totient is φ = 152020545612.

The previous prime is 152020545583. The next prime is 152020545671. The reversal of 152020545613 is 316545020251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 146399594884 + 5620950729 = 382622^2 + 74973^2 .

It is a cyclic number.

It is not a de Polignac number, because 152020545613 - 2¹³ = 152020537421 is a prime.

It is a super-2 number, since 2×152020545613² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152020545713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76010272806 + 76010272807.

It is an arithmetic number, because the mean of its divisors is an integer number (76010272807).

Almost surely, 2^152020545613 is an apocalyptic number.

It is an amenable number.

152020545613 is a deficient number, since it is larger than the sum of its proper divisors (1).

152020545613 is an equidigital number, since it uses as much as digits as its factorization.

152020545613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 152020545613 its reverse (316545020251), we get a palindrome (468565565864).

The spelling of 152020545613 in words is "one hundred fifty-two billion, twenty million, five hundred forty-five thousand, six hundred thirteen".