750750137 has 2 divisors, whose sum is σ = 750750138. Its totient is φ = 750750136.

The previous prime is 750750113. The next prime is 750750151. The reversal of 750750137 is 731057057.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 748350736 + 2399401 = 27356^2 + 1549^2 .

It is a cyclic number.

It is not a de Polignac number, because 750750137 - 2¹² = 750746041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 750750097 and 750750106.

It is not a weakly prime, because it can be changed into another prime (750710137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 375375068 + 375375069.

It is an arithmetic number, because the mean of its divisors is an integer number (375375069).

Almost surely, 2^750750137 is an apocalyptic number.

It is an amenable number.

750750137 is a deficient number, since it is larger than the sum of its proper divisors (1).

750750137 is an equidigital number, since it uses as much as digits as its factorization.

750750137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25725, while the sum is 35.

The square root of 750750137 is about 27399.8200176571. The cubic root of 750750137 is about 908.8631042375.

The spelling of 750750137 in words is "seven hundred fifty million, seven hundred fifty thousand, one hundred thirty-seven".