701251129 has 2 divisors, whose sum is σ = 701251130. Its totient is φ = 701251128.

The previous prime is 701251099. The next prime is 701251151. The reversal of 701251129 is 921152107.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 687855529 + 13395600 = 26227^2 + 3660^2 .

It is a cyclic number.

It is not a de Polignac number, because 701251129 - 2¹⁹ = 700726841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 701251097 and 701251106.

It is not a weakly prime, because it can be changed into another prime (701251429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350625564 + 350625565.

It is an arithmetic number, because the mean of its divisors is an integer number (350625565).

Almost surely, 2^701251129 is an apocalyptic number.

It is an amenable number.

701251129 is a deficient number, since it is larger than the sum of its proper divisors (1).

701251129 is an equidigital number, since it uses as much as digits as its factorization.

701251129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 28.

The square root of 701251129 is about 26481.1466707920. The cubic root of 701251129 is about 888.4326785357.

The spelling of 701251129 in words is "seven hundred one million, two hundred fifty-one thousand, one hundred twenty-nine".