1106639061 has 16 divisors (see below), whose sum is σ = 1616885760. Its totient is φ = 667678320.

The previous prime is 1106639057. The next prime is 1106639063. The reversal of 1106639061 is 1609366011.

It is not a de Polignac number, because 1106639061 - 2² = 1106639057 is a prime.

It is a super-2 number, since 2×1106639061² = 2449300022661923442, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106639063) 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, 67831 + ... + 82548.

It is an arithmetic number, because the mean of its divisors is an integer number (101055360).

Almost surely, 2^1106639061 is an apocalyptic number.

1106639061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1106639061 is a deficient number, since it is larger than the sum of its proper divisors (510246699).

1106639061 is a wasteful number, since it uses less digits than its factorization.

1106639061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150616.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 1106639061 is about 33266.1849480820. The cubic root of 1106639061 is about 1034.3527302562.

The spelling of 1106639061 in words is "one billion, one hundred six million, six hundred thirty-nine thousand, sixty-one".