745151423 has 2 divisors, whose sum is σ = 745151424. Its totient is φ = 745151422.

The previous prime is 745151419. The next prime is 745151431. The reversal of 745151423 is 324151547.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 745151423 - 2² = 745151419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 745151423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745151413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372575711 + 372575712.

It is an arithmetic number, because the mean of its divisors is an integer number (372575712).

Almost surely, 2^745151423 is an apocalyptic number.

745151423 is a deficient number, since it is larger than the sum of its proper divisors (1).

745151423 is an equidigital number, since it uses as much as digits as its factorization.

745151423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 32.

The square root of 745151423 is about 27297.4618417171. The cubic root of 745151423 is about 906.5981845412.

The spelling of 745151423 in words is "seven hundred forty-five million, one hundred fifty-one thousand, four hundred twenty-three".