919473514 has 4 divisors (see below), whose sum is σ = 1379210274. Its totient is φ = 459736756.

The previous prime is 919473433. The next prime is 919473539. The reversal of 919473514 is 415374919.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 415374919 = 17851 ⋅23269.

It can be written as a sum of positive squares in only one way, i.e., 863478225 + 55995289 = 29385^2 + 7483^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229868377 + ... + 229868380.

Almost surely, 2^919473514 is an apocalyptic number.

919473514 is a deficient number, since it is larger than the sum of its proper divisors (459736760).

919473514 is a wasteful number, since it uses less digits than its factorization.

919473514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459736759.

The product of its digits is 136080, while the sum is 43.

The square root of 919473514 is about 30322.8216694951. The cubic root of 919473514 is about 972.4032638605.

The spelling of 919473514 in words is "nine hundred nineteen million, four hundred seventy-three thousand, five hundred fourteen".