748136429 has 2 divisors, whose sum is σ = 748136430. Its totient is φ = 748136428.

The previous prime is 748136413. The next prime is 748136447. The reversal of 748136429 is 924631847.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 543589225 + 204547204 = 23315^2 + 14302^2 .

It is an emirp because it is prime and its reverse (924631847) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 748136429 - 2⁴ = 748136413 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 748136429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (748136329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374068214 + 374068215.

It is an arithmetic number, because the mean of its divisors is an integer number (374068215).

Almost surely, 2^748136429 is an apocalyptic number.

It is an amenable number.

748136429 is a deficient number, since it is larger than the sum of its proper divisors (1).

748136429 is an equidigital number, since it uses as much as digits as its factorization.

748136429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 44.

The square root of 748136429 is about 27352.0827177749. The cubic root of 748136429 is about 907.8071537801.

The spelling of 748136429 in words is "seven hundred forty-eight million, one hundred thirty-six thousand, four hundred twenty-nine".