1054446139 has 2 divisors, whose sum is σ = 1054446140. Its totient is φ = 1054446138.

The previous prime is 1054446103. The next prime is 1054446149. The reversal of 1054446139 is 9316444501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1054446139 - 2⁷ = 1054446011 is a prime.

It is a super-2 number, since 2×1054446139² = 2223713320104014642, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1054446098 and 1054446107.

It is not a weakly prime, because it can be changed into another prime (1054446149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527223069 + 527223070.

It is an arithmetic number, because the mean of its divisors is an integer number (527223070).

Almost surely, 2^1054446139 is an apocalyptic number.

1054446139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054446139 is an equidigital number, since it uses as much as digits as its factorization.

1054446139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 1054446139 is about 32472.2364336059. The cubic root of 1054446139 is about 1017.8289523525.

The spelling of 1054446139 in words is "one billion, fifty-four million, four hundred forty-six thousand, one hundred thirty-nine".