1026149087 has 8 divisors (see below), whose sum is σ = 1087333632. Its totient is φ = 965056000.

The previous prime is 1026149081. The next prime is 1026149099. The reversal of 1026149087 is 7809416201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1026149087 - 2⁶ = 1026149023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1026149087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026149081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 962 + ... + 45312.

It is an arithmetic number, because the mean of its divisors is an integer number (135916704).

Almost surely, 2^1026149087 is an apocalyptic number.

1026149087 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1026149087 is a deficient number, since it is larger than the sum of its proper divisors (61184545).

1026149087 is a wasteful number, since it uses less digits than its factorization.

1026149087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45729.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 1026149087 is about 32033.5618843737. The cubic root of 1026149087 is about 1008.6414721909.

The spelling of 1026149087 in words is "one billion, twenty-six million, one hundred forty-nine thousand, eighty-seven".