99751441 has 2 divisors, whose sum is σ = 99751442. Its totient is φ = 99751440.

The previous prime is 99751423. The next prime is 99751493. The reversal of 99751441 is 14415799.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98585041 + 1166400 = 9929^2 + 1080^2 .

It is a cyclic number.

It is not a de Polignac number, because 99751441 - 2⁷ = 99751313 is a prime.

It is equal to p_5747926 and since 99751441 and 5747926 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 99751394 and 99751403.

It is not a weakly prime, because it can be changed into another prime (99754441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49875720 + 49875721.

It is an arithmetic number, because the mean of its divisors is an integer number (49875721).

Almost surely, 2^99751441 is an apocalyptic number.

It is an amenable number.

99751441 is a deficient number, since it is larger than the sum of its proper divisors (1).

99751441 is an equidigital number, since it uses as much as digits as its factorization.

99751441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 40.

The square root of 99751441 is about 9987.5643176903. The cubic root of 99751441 is about 463.7739947335.

The spelling of 99751441 in words is "ninety-nine million, seven hundred fifty-one thousand, four hundred forty-one".