1054244539 has 2 divisors, whose sum is σ = 1054244540. Its totient is φ = 1054244538.

The previous prime is 1054244519. The next prime is 1054244557. The reversal of 1054244539 is 9354424501.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (9354424501) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1054244539 is a prime.

It is a super-2 number, since 2×1054244539² = 2222863096022645042, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1054244498 and 1054244507.

It is not a weakly prime, because it can be changed into another prime (1054244519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527122269 + 527122270.

It is an arithmetic number, because the mean of its divisors is an integer number (527122270).

Almost surely, 2^1054244539 is an apocalyptic number.

1054244539 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054244539 is an equidigital number, since it uses as much as digits as its factorization.

1054244539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 1054244539 is about 32469.1320949606. The cubic root of 1054244539 is about 1017.7640818365.

The spelling of 1054244539 in words is "one billion, fifty-four million, two hundred forty-four thousand, five hundred thirty-nine".