1145504939 has 2 divisors, whose sum is σ = 1145504940. Its totient is φ = 1145504938.

The previous prime is 1145504929. The next prime is 1145505013. The reversal of 1145504939 is 9394055411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1145504939 - 2⁸ = 1145504683 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1145504896 and 1145504905.

It is not a weakly prime, because it can be changed into another prime (1145504929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572752469 + 572752470.

It is an arithmetic number, because the mean of its divisors is an integer number (572752470).

Almost surely, 2^1145504939 is an apocalyptic number.

1145504939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145504939 is an equidigital number, since it uses as much as digits as its factorization.

1145504939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 41.

The square root of 1145504939 is about 33845.3089659409. The cubic root of 1145504939 is about 1046.3227190265.

The spelling of 1145504939 in words is "one billion, one hundred forty-five million, five hundred four thousand, nine hundred thirty-nine".