118930491049 has 2 divisors, whose sum is σ = 118930491050. Its totient is φ = 118930491048.

The previous prime is 118930491047. The next prime is 118930491067. The reversal of 118930491049 is 940194039811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107557761600 + 11372729449 = 327960^2 + 106643^2 .

It is a cyclic number.

It is not a de Polignac number, because 118930491049 - 2¹ = 118930491047 is a prime.

Together with 118930491047, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 118930490993 and 118930491011.

It is not a weakly prime, because it can be changed into another prime (118930491047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59465245524 + 59465245525.

It is an arithmetic number, because the mean of its divisors is an integer number (59465245525).

Almost surely, 2^118930491049 is an apocalyptic number.

It is an amenable number.

118930491049 is a deficient number, since it is larger than the sum of its proper divisors (1).

118930491049 is an equidigital number, since it uses as much as digits as its factorization.

118930491049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 49.

The spelling of 118930491049 in words is "one hundred eighteen billion, nine hundred thirty million, four hundred ninety-one thousand, forty-nine".