745494041 has 2 divisors, whose sum is σ = 745494042. Its totient is φ = 745494040.

The previous prime is 745493971. The next prime is 745494083. The reversal of 745494041 is 140494547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 645414025 + 100080016 = 25405^2 + 10004^2 .

It is a cyclic number.

It is not a de Polignac number, because 745494041 - 2¹⁴ = 745477657 is a prime.

It is a super-2 number, since 2×745494041² = 1111522730333019362, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 745493986 and 745494004.

It is not a weakly prime, because it can be changed into another prime (745494641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372747020 + 372747021.

It is an arithmetic number, because the mean of its divisors is an integer number (372747021).

Almost surely, 2^745494041 is an apocalyptic number.

It is an amenable number.

745494041 is a deficient number, since it is larger than the sum of its proper divisors (1).

745494041 is an equidigital number, since it uses as much as digits as its factorization.

745494041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 745494041 is about 27303.7367589127. The cubic root of 745494041 is about 906.7371134679.

The spelling of 745494041 in words is "seven hundred forty-five million, four hundred ninety-four thousand, forty-one".