1000015055 has 32 divisors (see below), whose sum is σ = 1371359808. Its totient is φ = 693504000.

The previous prime is 1000015043. The next prime is 1000015057. The reversal of 1000015055 is 5505100001.

It is not a de Polignac number, because 1000015055 - 2¹⁶ = 999949519 is a prime.

It is a super-2 number, since 2×1000015055² = 2000060220453306050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000015057) 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 in 31 ways as a sum of consecutive naturals, for example, 773960 + ... + 775250.

It is an arithmetic number, because the mean of its divisors is an integer number (42854994).

Almost surely, 2^1000015055 is an apocalyptic number.

1000015055 is a deficient number, since it is larger than the sum of its proper divisors (371344753).

1000015055 is a wasteful number, since it uses less digits than its factorization.

1000015055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2027.

The product of its (nonzero) digits is 125, while the sum is 17.

The square root of 1000015055 is about 31623.0146412387. The cubic root of 1000015055 is about 1000.0050183081.

Adding to 1000015055 its reverse (5505100001), we get a palindrome (6505115056).

The spelling of 1000015055 in words is "one billion, fifteen thousand, fifty-five".