745669651 has 2 divisors, whose sum is σ = 745669652. Its totient is φ = 745669650.

The previous prime is 745669609. The next prime is 745669693. The reversal of 745669651 is 156966547.

It is a balanced prime because it is at equal distance from previous prime (745669609) and next prime (745669693).

It is a cyclic number.

It is not a de Polignac number, because 745669651 - 2¹¹ = 745667603 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 745669595 and 745669604.

It is not a weakly prime, because it can be changed into another prime (745669601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372834825 + 372834826.

It is an arithmetic number, because the mean of its divisors is an integer number (372834826).

Almost surely, 2^745669651 is an apocalyptic number.

745669651 is a deficient number, since it is larger than the sum of its proper divisors (1).

745669651 is an equidigital number, since it uses as much as digits as its factorization.

745669651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1360800, while the sum is 49.

The square root of 745669651 is about 27306.9524297385. The cubic root of 745669651 is about 906.8083054535.

The spelling of 745669651 in words is "seven hundred forty-five million, six hundred sixty-nine thousand, six hundred fifty-one".