911420545 has 16 divisors (see below), whose sum is σ = 1252142208. Its totient is φ = 623877120.

The previous prime is 911420537. The next prime is 911420567. The reversal of 911420545 is 545024119.

It is not a de Polignac number, because 911420545 - 2³ = 911420537 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2371 + ... + 42760.

It is an arithmetic number, because the mean of its divisors is an integer number (78258888).

Almost surely, 2^911420545 is an apocalyptic number.

It is an amenable number.

911420545 is a deficient number, since it is larger than the sum of its proper divisors (340721663).

911420545 is a wasteful number, since it uses less digits than its factorization.

911420545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45720.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 911420545 is about 30189.7423804841. The cubic root of 911420545 is about 969.5560887274.

The spelling of 911420545 in words is "nine hundred eleven million, four hundred twenty thousand, five hundred forty-five".