1155343933 has 2 divisors, whose sum is σ = 1155343934. Its totient is φ = 1155343932.

The previous prime is 1155343927. The next prime is 1155343951. The reversal of 1155343933 is 3393435511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1052158969 + 103184964 = 32437^2 + 10158^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1155343933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1155343892 and 1155343901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1155340933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577671966 + 577671967.

It is an arithmetic number, because the mean of its divisors is an integer number (577671967).

Almost surely, 2^1155343933 is an apocalyptic number.

It is an amenable number.

1155343933 is a deficient number, since it is larger than the sum of its proper divisors (1).

1155343933 is an equidigital number, since it uses as much as digits as its factorization.

1155343933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72900, while the sum is 37.

The square root of 1155343933 is about 33990.3505866003. The cubic root of 1155343933 is about 1049.3098815113.

The spelling of 1155343933 in words is "one billion, one hundred fifty-five million, three hundred forty-three thousand, nine hundred thirty-three".