1006215137 has 16 divisors (see below), whose sum is σ = 1037482368. Its totient is φ = 975576960.

The previous prime is 1006215131. The next prime is 1006215139. The reversal of 1006215137 is 7315126001.

It is a cyclic number.

It is not a de Polignac number, because 1006215137 - 2⁶ = 1006215073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1006215131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1225187 + ... + 1226007.

It is an arithmetic number, because the mean of its divisors is an integer number (64842648).

Almost surely, 2^1006215137 is an apocalyptic number.

It is an amenable number.

1006215137 is a deficient number, since it is larger than the sum of its proper divisors (31267231).

1006215137 is a wasteful number, since it uses less digits than its factorization.

1006215137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1160.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 1006215137 is about 31720.8943285022. The cubic root of 1006215137 is about 1002.0674350998.

The spelling of 1006215137 in words is "one billion, six million, two hundred fifteen thousand, one hundred thirty-seven".