3969051099 has 32 divisors (see below), whose sum is σ = 5976559680. Its totient is φ = 2325915648.

The previous prime is 3969051061. The next prime is 3969051101. The reversal of 3969051099 is 9901509693.

It is not a de Polignac number, because 3969051099 - 2¹⁵ = 3969018331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3969051199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58527 + ... + 106599.

It is an arithmetic number, because the mean of its divisors is an integer number (186767490).

Almost surely, 2^3969051099 is an apocalyptic number.

3969051099 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

3969051099 is a deficient number, since it is larger than the sum of its proper divisors (2007508581).

3969051099 is a wasteful number, since it uses less digits than its factorization.

3969051099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48191.

The product of its (nonzero) digits is 590490, while the sum is 51.

The square root of 3969051099 is about 63000.4055463137. The cubic root of 3969051099 is about 1583.2964210441.

The spelling of 3969051099 in words is "three billion, nine hundred sixty-nine million, fifty-one thousand, ninety-nine".