1051365839 has 2 divisors, whose sum is σ = 1051365840. Its totient is φ = 1051365838.

The previous prime is 1051365827. The next prime is 1051365851. The reversal of 1051365839 is 9385631501.

It is a balanced prime because it is at equal distance from previous prime (1051365827) and next prime (1051365851).

It is an emirp because it is prime and its reverse (9385631501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1051365839 - 2¹² = 1051361743 is a prime.

It is a super-2 number, since 2×1051365839² = 2210740254832347842, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1051365796 and 1051365805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1051365869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525682919 + 525682920.

It is an arithmetic number, because the mean of its divisors is an integer number (525682920).

Almost surely, 2^1051365839 is an apocalyptic number.

1051365839 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051365839 is an equidigital number, since it uses as much as digits as its factorization.

1051365839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 41.

The square root of 1051365839 is about 32424.7719961143. The cubic root of 1051365839 is about 1016.8368749991.

The spelling of 1051365839 in words is "one billion, fifty-one million, three hundred sixty-five thousand, eight hundred thirty-nine".