1129370377 has 2 divisors, whose sum is σ = 1129370378. Its totient is φ = 1129370376.

The previous prime is 1129370369. The next prime is 1129370381. The reversal of 1129370377 is 7730739211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1116294921 + 13075456 = 33411^2 + 3616^2 .

It is a cyclic number.

It is not a de Polignac number, because 1129370377 - 2³ = 1129370369 is a prime.

It is not a weakly prime, because it can be changed into another prime (1129370327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564685188 + 564685189.

It is an arithmetic number, because the mean of its divisors is an integer number (564685189).

Almost surely, 2^1129370377 is an apocalyptic number.

It is an amenable number.

1129370377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1129370377 is an equidigital number, since it uses as much as digits as its factorization.

1129370377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55566, while the sum is 40.

The square root of 1129370377 is about 33606.1062457405. The cubic root of 1129370377 is about 1041.3869491534.

The spelling of 1129370377 in words is "one billion, one hundred twenty-nine million, three hundred seventy thousand, three hundred seventy-seven".