1150361987 has 2 divisors, whose sum is σ = 1150361988. Its totient is φ = 1150361986.

The previous prime is 1150361977. The next prime is 1150362019. The reversal of 1150361987 is 7891630511.

It is a weak prime.

It is an emirp because it is prime and its reverse (7891630511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1150361987 - 2⁶ = 1150361923 is a prime.

It is a super-2 number, since 2×1150361987² = 2646665402269176338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1150361917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575180993 + 575180994.

It is an arithmetic number, because the mean of its divisors is an integer number (575180994).

Almost surely, 2^1150361987 is an apocalyptic number.

1150361987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150361987 is an equidigital number, since it uses as much as digits as its factorization.

1150361987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 41.

The square root of 1150361987 is about 33916.9867028308. The cubic root of 1150361987 is about 1047.7994691754.

The spelling of 1150361987 in words is "one billion, one hundred fifty million, three hundred sixty-one thousand, nine hundred eighty-seven".