140055599 has 2 divisors, whose sum is σ = 140055600. Its totient is φ = 140055598.

The previous prime is 140055583. The next prime is 140055607. The reversal of 140055599 is 995550041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140055599 - 2⁴ = 140055583 is a prime.

It is a super-2 number, since 2×140055599² = 39231141622497602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140055199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70027799 + 70027800.

It is an arithmetic number, because the mean of its divisors is an integer number (70027800).

Almost surely, 2^140055599 is an apocalyptic number.

140055599 is a deficient number, since it is larger than the sum of its proper divisors (1).

140055599 is an equidigital number, since it uses as much as digits as its factorization.

140055599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40500, while the sum is 38.

The square root of 140055599 is about 11834.5088195497. The cubic root of 140055599 is about 519.3181385829.

The spelling of 140055599 in words is "one hundred forty million, fifty-five thousand, five hundred ninety-nine".