1040951987 has 2 divisors, whose sum is σ = 1040951988. Its totient is φ = 1040951986.

The previous prime is 1040951983. The next prime is 1040952001. The reversal of 1040951987 is 7891590401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1040951987 - 2² = 1040951983 is a prime.

It is not a weakly prime, because it can be changed into another prime (1040951981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520475993 + 520475994.

It is an arithmetic number, because the mean of its divisors is an integer number (520475994).

Almost surely, 2^1040951987 is an apocalyptic number.

1040951987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040951987 is an equidigital number, since it uses as much as digits as its factorization.

1040951987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 44.

The square root of 1040951987 is about 32263.7875488914. The cubic root of 1040951987 is about 1013.4684488312.

The spelling of 1040951987 in words is "one billion, forty million, nine hundred fifty-one thousand, nine hundred eighty-seven".