1126670399 has 2 divisors, whose sum is σ = 1126670400. Its totient is φ = 1126670398.

The previous prime is 1126670371. The next prime is 1126670407. The reversal of 1126670399 is 9930766211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1126670399 - 2⁸ = 1126670143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1126670339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563335199 + 563335200.

It is an arithmetic number, because the mean of its divisors is an integer number (563335200).

Almost surely, 2^1126670399 is an apocalyptic number.

1126670399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126670399 is an equidigital number, since it uses as much as digits as its factorization.

1126670399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 1126670399 is about 33565.9112642574. The cubic root of 1126670399 is about 1040.5564080705.

The spelling of 1126670399 in words is "one billion, one hundred twenty-six million, six hundred seventy thousand, three hundred ninety-nine".