1016722511 has 12 divisors (see below), whose sum is σ = 1184073768. Its totient is φ = 870477552.

The previous prime is 1016722493. The next prime is 1016722523. The reversal of 1016722511 is 1152276101.

It is not a de Polignac number, because 1016722511 - 2²² = 1012528207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016722541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33005 + ... + 55881.

It is an arithmetic number, because the mean of its divisors is an integer number (98672814).

Almost surely, 2^1016722511 is an apocalyptic number.

1016722511 is a deficient number, since it is larger than the sum of its proper divisors (167351257).

1016722511 is an equidigital number, since it uses as much as digits as its factorization.

1016722511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23798 (or 23791 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 26.

The square root of 1016722511 is about 31886.0864798426. The cubic root of 1016722511 is about 1005.5433844412.

Adding to 1016722511 its reverse (1152276101), we get a palindrome (2168998612).

The spelling of 1016722511 in words is "one billion, sixteen million, seven hundred twenty-two thousand, five hundred eleven".