1945614499 has 2 divisors, whose sum is σ = 1945614500. Its totient is φ = 1945614498.

The previous prime is 1945614389. The next prime is 1945614509. The reversal of 1945614499 is 9944165491.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1945614499 - 2⁹ = 1945613987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1945614899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 972807249 + 972807250.

It is an arithmetic number, because the mean of its divisors is an integer number (972807250).

Almost surely, 2^1945614499 is an apocalyptic number.

1945614499 is a deficient number, since it is larger than the sum of its proper divisors (1).

1945614499 is an equidigital number, since it uses as much as digits as its factorization.

1945614499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1399680, while the sum is 52.

The square root of 1945614499 is about 44109.1203607599. The cubic root of 1945614499 is about 1248.3957016490.

The spelling of 1945614499 in words is "one billion, nine hundred forty-five million, six hundred fourteen thousand, four hundred ninety-nine".