1061693955 has 24 divisors (see below), whose sum is σ = 2103165792. Its totient is φ = 485345664.

The previous prime is 1061693953. The next prime is 1061694097. The reversal of 1061693955 is 5593961601.

It is not a de Polignac number, because 1061693955 - 2¹ = 1061693953 is a prime.

It is a super-2 number, since 2×1061693955² = 2254388108167084050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1061693955.

It is not an unprimeable number, because it can be changed into a prime (1061693953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1684914 + ... + 1685543.

It is an arithmetic number, because the mean of its divisors is an integer number (87631908).

Almost surely, 2^1061693955 is an apocalyptic number.

1061693955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1061693955 is a deficient number, since it is larger than the sum of its proper divisors (1041471837).

1061693955 is a wasteful number, since it uses less digits than its factorization.

1061693955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370475 (or 3370472 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 45.

The square root of 1061693955 is about 32583.6455142760. The cubic root of 1061693955 is about 1020.1556711655.

The spelling of 1061693955 in words is "one billion, sixty-one million, six hundred ninety-three thousand, nine hundred fifty-five".