1046451320 has 64 divisors (see below), whose sum is σ = 2521173600. Its totient is φ = 389509120.

The previous prime is 1046451313. The next prime is 1046451331. The reversal of 1046451320 is 231546401.

It is a self number, because there is not a number n which added to its sum of digits gives 1046451320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51875 + ... + 69165.

Almost surely, 2^1046451320 is an apocalyptic number.

1046451320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1046451320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1260586800).

1046451320 is an abundant number, since it is smaller than the sum of its proper divisors (1474722280).

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

1046451320 is a wasteful number, since it uses less digits than its factorization.

1046451320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17408 (or 17404 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1046451320 is about 32348.8998267329. The cubic root of 1046451320 is about 1015.2500277867.

Adding to 1046451320 its reverse (231546401), we get a palindrome (1277997721).

The spelling of 1046451320 in words is "one billion, forty-six million, four hundred fifty-one thousand, three hundred twenty".