91452007 has 2 divisors, whose sum is σ = 91452008. Its totient is φ = 91452006.

The previous prime is 91451929. The next prime is 91452037. The reversal of 91452007 is 70025419.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 91452007 - 2¹¹ = 91449959 is a prime.

It is a super-3 number, since 3×91452007³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91452037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45726003 + 45726004.

It is an arithmetic number, because the mean of its divisors is an integer number (45726004).

Almost surely, 2^91452007 is an apocalyptic number.

91452007 is a deficient number, since it is larger than the sum of its proper divisors (1).

91452007 is an equidigital number, since it uses as much as digits as its factorization.

91452007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 91452007 is about 9563.0542715181. The cubic root of 91452007 is about 450.5376405221.

The spelling of 91452007 in words is "ninety-one million, four hundred fifty-two thousand, seven".