1334545720 has 16 divisors (see below), whose sum is σ = 3002727960. Its totient is φ = 533818272.

The previous prime is 1334545717. The next prime is 1334545727. The reversal of 1334545720 is 275454331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1334545727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16681782 + ... + 16681861.

Almost surely, 2^1334545720 is an apocalyptic number.

1334545720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1334545720 is an abundant number, since it is smaller than the sum of its proper divisors (1668182240).

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

1334545720 is a wasteful number, since it uses less digits than its factorization.

1334545720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33363654 (or 33363650 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 1334545720 is about 36531.4346830233. The cubic root of 1334545720 is about 1100.9759162835.

The spelling of 1334545720 in words is "one billion, three hundred thirty-four million, five hundred forty-five thousand, seven hundred twenty".