1151020615 has 8 divisors (see below), whose sum is σ = 1462473360. Its totient is φ = 866650752.

The previous prime is 1151020597. The next prime is 1151020631. The reversal of 1151020615 is 5160201511.

It is a happy number.

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

It is not a de Polignac number, because 1151020615 - 2⁵ = 1151020583 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6770625 + ... + 6770794.

It is an arithmetic number, because the mean of its divisors is an integer number (182809170).

Almost surely, 2^1151020615 is an apocalyptic number.

1151020615 is a deficient number, since it is larger than the sum of its proper divisors (311452745).

1151020615 is a wasteful number, since it uses less digits than its factorization.

1151020615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13541441.

The product of its (nonzero) digits is 300, while the sum is 22.

The square root of 1151020615 is about 33926.6947255402. The cubic root of 1151020615 is about 1047.9993999836. Note that the first 3 decimals are identical.

The spelling of 1151020615 in words is "one billion, one hundred fifty-one million, twenty thousand, six hundred fifteen".