962113213981 has 2 divisors, whose sum is σ = 962113213982. Its totient is φ = 962113213980.

The previous prime is 962113213903. The next prime is 962113214011. The reversal of 962113213981 is 189312311269.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 845910630756 + 116202583225 = 919734^2 + 340885^2 .

It is a cyclic number.

It is not a de Polignac number, because 962113213981 - 2¹¹ = 962113211933 is a prime.

It is a super-2 number, since 2×962113213981² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (962113211981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 481056606990 + 481056606991.

It is an arithmetic number, because the mean of its divisors is an integer number (481056606991).

Almost surely, 2^962113213981 is an apocalyptic number.

It is an amenable number.

962113213981 is a deficient number, since it is larger than the sum of its proper divisors (1).

962113213981 is an equidigital number, since it uses as much as digits as its factorization.

962113213981 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 46.

The spelling of 962113213981 in words is "nine hundred sixty-two billion, one hundred thirteen million, two hundred thirteen thousand, nine hundred eighty-one".