1401477137 has 2 divisors, whose sum is σ = 1401477138. Its totient is φ = 1401477136.

The previous prime is 1401477079. The next prime is 1401477139. The reversal of 1401477137 is 7317741041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1392857041 + 8620096 = 37321^2 + 2936^2 .

It is a cyclic number.

It is not a de Polignac number, because 1401477137 - 2⁶ = 1401477073 is a prime.

Together with 1401477139, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1401477097 and 1401477106.

It is not a weakly prime, because it can be changed into another prime (1401477139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700738568 + 700738569.

It is an arithmetic number, because the mean of its divisors is an integer number (700738569).

Almost surely, 2^1401477137 is an apocalyptic number.

It is an amenable number.

1401477137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401477137 is an equidigital number, since it uses as much as digits as its factorization.

1401477137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 1401477137 is about 37436.3077372756. The cubic root of 1401477137 is about 1119.0822458910.

The spelling of 1401477137 in words is "one billion, four hundred one million, four hundred seventy-seven thousand, one hundred thirty-seven".