1014257477 has 2 divisors, whose sum is σ = 1014257478. Its totient is φ = 1014257476.

The previous prime is 1014257399. The next prime is 1014257479. The reversal of 1014257477 is 7747524101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 955489921 + 58767556 = 30911^2 + 7666^2 .

It is a cyclic number.

It is not a de Polignac number, because 1014257477 - 2²⁰ = 1013208901 is a prime.

Together with 1014257479, it forms a pair of twin primes.

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 1014257477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1014257479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 507128738 + 507128739.

It is an arithmetic number, because the mean of its divisors is an integer number (507128739).

Almost surely, 2^1014257477 is an apocalyptic number.

It is an amenable number.

1014257477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1014257477 is an equidigital number, since it uses as much as digits as its factorization.

1014257477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54880, while the sum is 38.

The square root of 1014257477 is about 31847.4092666892. The cubic root of 1014257477 is about 1004.7300833682.

The spelling of 1014257477 in words is "one billion, fourteen million, two hundred fifty-seven thousand, four hundred seventy-seven".