1145382439 has 2 divisors, whose sum is σ = 1145382440. Its totient is φ = 1145382438.

The previous prime is 1145382409. The next prime is 1145382467. The reversal of 1145382439 is 9342835411.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1145382439 - 2¹⁵ = 1145349671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1145382409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572691219 + 572691220.

It is an arithmetic number, because the mean of its divisors is an integer number (572691220).

Almost surely, 2^1145382439 is an apocalyptic number.

1145382439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145382439 is an equidigital number, since it uses as much as digits as its factorization.

1145382439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 40.

The square root of 1145382439 is about 33843.4992132906. The cubic root of 1145382439 is about 1046.2854198705.

The spelling of 1145382439 in words is "one billion, one hundred forty-five million, three hundred eighty-two thousand, four hundred thirty-nine".