100320964537 has 2 divisors, whose sum is σ = 100320964538. Its totient is φ = 100320964536.

The previous prime is 100320964507. The next prime is 100320964567. The reversal of 100320964537 is 735469023001.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (100320964507) and next prime (100320964567).

It can be written as a sum of positive squares in only one way, i.e., 61529298601 + 38791665936 = 248051^2 + 196956^2 .

It is a cyclic number.

It is not a de Polignac number, because 100320964537 - 2³⁵ = 65961226169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100320964537.

It is not a weakly prime, because it can be changed into another prime (100320964507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50160482268 + 50160482269.

It is an arithmetic number, because the mean of its divisors is an integer number (50160482269).

Almost surely, 2^100320964537 is an apocalyptic number.

It is an amenable number.

100320964537 is a deficient number, since it is larger than the sum of its proper divisors (1).

100320964537 is an equidigital number, since it uses as much as digits as its factorization.

100320964537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 40.

Adding to 100320964537 its reverse (735469023001), we get a palindrome (835789987538).

The spelling of 100320964537 in words is "one hundred billion, three hundred twenty million, nine hundred sixty-four thousand, five hundred thirty-seven".