1431054077 has 2 divisors, whose sum is σ = 1431054078. Its totient is φ = 1431054076.

The previous prime is 1431054047. The next prime is 1431054137. The reversal of 1431054077 is 7704501341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 732297721 + 698756356 = 27061^2 + 26434^2 .

It is a cyclic number.

It is not a de Polignac number, because 1431054077 - 2⁶ = 1431054013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1431054047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715527038 + 715527039.

It is an arithmetic number, because the mean of its divisors is an integer number (715527039).

Almost surely, 2^1431054077 is an apocalyptic number.

It is an amenable number.

1431054077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1431054077 is an equidigital number, since it uses as much as digits as its factorization.

1431054077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 1431054077 is about 37829.2753961796. The cubic root of 1431054077 is about 1126.8999209628.

The spelling of 1431054077 in words is "one billion, four hundred thirty-one million, fifty-four thousand, seventy-seven".