79441099 has 2 divisors, whose sum is σ = 79441100. Its totient is φ = 79441098.

The previous prime is 79441097. The next prime is 79441111. The reversal of 79441099 is 99014497.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79441099 - 2¹ = 79441097 is a prime.

Together with 79441097, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (79441097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39720549 + 39720550.

It is an arithmetic number, because the mean of its divisors is an integer number (39720550).

Almost surely, 2^79441099 is an apocalyptic number.

79441099 is a deficient number, since it is larger than the sum of its proper divisors (1).

79441099 is an equidigital number, since it uses as much as digits as its factorization.

79441099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 79441099 is about 8912.9736339787. The cubic root of 79441099 is about 429.8811624010.

The spelling of 79441099 in words is "seventy-nine million, four hundred forty-one thousand, ninety-nine".