1151663377 has 2 divisors, whose sum is σ = 1151663378. Its totient is φ = 1151663376.

The previous prime is 1151663353. The next prime is 1151663393. The reversal of 1151663377 is 7733661511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 841058001 + 310605376 = 29001^2 + 17624^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1151663377 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151663327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575831688 + 575831689.

It is an arithmetic number, because the mean of its divisors is an integer number (575831689).

Almost surely, 2^1151663377 is an apocalyptic number.

It is an amenable number.

1151663377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151663377 is an equidigital number, since it uses as much as digits as its factorization.

1151663377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 79380, while the sum is 40.

The square root of 1151663377 is about 33936.1662095175. The cubic root of 1151663377 is about 1048.1944410432.

The spelling of 1151663377 in words is "one billion, one hundred fifty-one million, six hundred sixty-three thousand, three hundred seventy-seven".