3311123478 has 16 divisors (see below), whose sum is σ = 7131650736. Its totient is φ = 1018807200.

The previous prime is 3311123461. The next prime is 3311123479. The reversal of 3311123478 is 8743211133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3311123479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21225073 + ... + 21225228.

It is an arithmetic number, because the mean of its divisors is an integer number (445728171).

Almost surely, 2^3311123478 is an apocalyptic number.

3311123478 is an abundant number, since it is smaller than the sum of its proper divisors (3820527258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3311123478 is a wasteful number, since it uses less digits than its factorization.

3311123478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42450319.

The product of its digits is 12096, while the sum is 33.

The square root of 3311123478 is about 57542.3624645356. The cubic root of 3311123478 is about 1490.4764744947.

The spelling of 3311123478 in words is "three billion, three hundred eleven million, one hundred twenty-three thousand, four hundred seventy-eight".