745012127 has 2 divisors, whose sum is σ = 745012128. Its totient is φ = 745012126.

The previous prime is 745012091. The next prime is 745012129. The reversal of 745012127 is 721210547.

It is a strong prime.

It is an emirp because it is prime and its reverse (721210547) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 745012127 - 2²⁴ = 728234911 is a prime.

Together with 745012129, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 745012127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745012129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372506063 + 372506064.

It is an arithmetic number, because the mean of its divisors is an integer number (372506064).

Almost surely, 2^745012127 is an apocalyptic number.

745012127 is a deficient number, since it is larger than the sum of its proper divisors (1).

745012127 is an equidigital number, since it uses as much as digits as its factorization.

745012127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 745012127 is about 27294.9102764600. The cubic root of 745012127 is about 906.5416889232.

The spelling of 745012127 in words is "seven hundred forty-five million, twelve thousand, one hundred twenty-seven".