1142262619 has 2 divisors, whose sum is σ = 1142262620. Its totient is φ = 1142262618.

The previous prime is 1142262613. The next prime is 1142262661. The reversal of 1142262619 is 9162622411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1142262619 - 2¹¹ = 1142260571 is a prime.

It is a super-2 number, since 2×1142262619² = 2609527781529478322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1142262613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571131309 + 571131310.

It is an arithmetic number, because the mean of its divisors is an integer number (571131310).

Almost surely, 2^1142262619 is an apocalyptic number.

1142262619 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142262619 is an equidigital number, since it uses as much as digits as its factorization.

1142262619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 34.

The square root of 1142262619 is about 33797.3759188491. The cubic root of 1142262619 is about 1045.3345903244.

The spelling of 1142262619 in words is "one billion, one hundred forty-two million, two hundred sixty-two thousand, six hundred nineteen".