1165372783 has 2 divisors, whose sum is σ = 1165372784. Its totient is φ = 1165372782.

The previous prime is 1165372759. The next prime is 1165372787. The reversal of 1165372783 is 3872735611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1165372783 - 2⁵ = 1165372751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1165372787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582686391 + 582686392.

It is an arithmetic number, because the mean of its divisors is an integer number (582686392).

Almost surely, 2^1165372783 is an apocalyptic number.

1165372783 is a deficient number, since it is larger than the sum of its proper divisors (1).

1165372783 is an equidigital number, since it uses as much as digits as its factorization.

1165372783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 43.

The square root of 1165372783 is about 34137.5567813515. The cubic root of 1165372783 is about 1052.3372825786.

The spelling of 1165372783 in words is "one billion, one hundred sixty-five million, three hundred seventy-two thousand, seven hundred eighty-three".