745628941 has 2 divisors, whose sum is σ = 745628942. Its totient is φ = 745628940.

The previous prime is 745628909. The next prime is 745628969. The reversal of 745628941 is 149826547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 683613316 + 62015625 = 26146^2 + 7875^2 .

It is a cyclic number.

It is not a de Polignac number, because 745628941 - 2⁵ = 745628909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 745628891 and 745628900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745628441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372814470 + 372814471.

It is an arithmetic number, because the mean of its divisors is an integer number (372814471).

Almost surely, 2^745628941 is an apocalyptic number.

It is an amenable number.

745628941 is a deficient number, since it is larger than the sum of its proper divisors (1).

745628941 is an equidigital number, since it uses as much as digits as its factorization.

745628941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 46.

The square root of 745628941 is about 27306.2070050016. The cubic root of 745628941 is about 906.7918026863.

The spelling of 745628941 in words is "seven hundred forty-five million, six hundred twenty-eight thousand, nine hundred forty-one".