1054993 has 2 divisors, whose sum is σ = 1054994. Its totient is φ = 1054992.

The previous prime is 1054957. The next prime is 1055017. The reversal of 1054993 is 3994501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1046529 + 8464 = 1023^2 + 92^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1054993 is a prime.

It is a super-2 number, since 2×1054993² = 2226020460098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1054903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527496 + 527497.

It is an arithmetic number, because the mean of its divisors is an integer number (527497).

2^1054993 is an apocalyptic number.

It is an amenable number.

1054993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054993 is an equidigital number, since it uses as much as digits as its factorization.

1054993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 1054993 is about 1027.1285216564. The cubic root of 1054993 is about 101.8004878760.

The spelling of 1054993 in words is "one million, fifty-four thousand, nine hundred ninety-three".