1106916421 has 8 divisors (see below), whose sum is σ = 1254804320. Its totient is φ = 967991472.

The previous prime is 1106916413. The next prime is 1106916443. The reversal of 1106916421 is 1246196011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1106916421 - 2³ = 1106916413 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 (1106916451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2240475 + ... + 2240968.

It is an arithmetic number, because the mean of its divisors is an integer number (156850540).

Almost surely, 2^1106916421 is an apocalyptic number.

It is an amenable number.

1106916421 is a deficient number, since it is larger than the sum of its proper divisors (147887899).

1106916421 is a wasteful number, since it uses less digits than its factorization.

1106916421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4481475.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 1106916421 is about 33270.3534847467. The cubic root of 1106916421 is about 1034.4391372637.

The spelling of 1106916421 in words is "one billion, one hundred six million, nine hundred sixteen thousand, four hundred twenty-one".