1012054997 has 2 divisors, whose sum is σ = 1012054998. Its totient is φ = 1012054996.

The previous prime is 1012054973. The next prime is 1012055003. The reversal of 1012054997 is 7994502101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 924707281 + 87347716 = 30409^2 + 9346^2 .

It is an emirp because it is prime and its reverse (7994502101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1012054997 - 2¹⁸ = 1011792853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1012054997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012054937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506027498 + 506027499.

It is an arithmetic number, because the mean of its divisors is an integer number (506027499).

Almost surely, 2^1012054997 is an apocalyptic number.

It is an amenable number.

1012054997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012054997 is an equidigital number, since it uses as much as digits as its factorization.

1012054997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 1012054997 is about 31812.8118373714. The cubic root of 1012054997 is about 1004.0022926171.

The spelling of 1012054997 in words is "one billion, twelve million, fifty-four thousand, nine hundred ninety-seven".