102054541499 has 2 divisors, whose sum is σ = 102054541500. Its totient is φ = 102054541498.

The previous prime is 102054541453. The next prime is 102054541573. The reversal of 102054541499 is 994145450201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102054541499 - 2³² = 97759574203 is a prime.

It is a super-2 number, since 2×102054541499² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102054541999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51027270749 + 51027270750.

It is an arithmetic number, because the mean of its divisors is an integer number (51027270750).

Almost surely, 2^102054541499 is an apocalyptic number.

102054541499 is a deficient number, since it is larger than the sum of its proper divisors (1).

102054541499 is an equidigital number, since it uses as much as digits as its factorization.

102054541499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 44.

The spelling of 102054541499 in words is "one hundred two billion, fifty-four million, five hundred forty-one thousand, four hundred ninety-nine".