1398426119 has 2 divisors, whose sum is σ = 1398426120. Its totient is φ = 1398426118.

The previous prime is 1398426097. The next prime is 1398426149. The reversal of 1398426119 is 9116248931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1398426119 - 2¹⁶ = 1398360583 is a prime.

It is a super-2 number, since 2×1398426119² = 3911191220602804322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1398426119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1398426149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 699213059 + 699213060.

It is an arithmetic number, because the mean of its divisors is an integer number (699213060).

Almost surely, 2^1398426119 is an apocalyptic number.

1398426119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1398426119 is an equidigital number, since it uses as much as digits as its factorization.

1398426119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 44.

The square root of 1398426119 is about 37395.5360838697. The cubic root of 1398426119 is about 1118.2695745885.

The spelling of 1398426119 in words is "one billion, three hundred ninety-eight million, four hundred twenty-six thousand, one hundred nineteen".