1350040020 has 48 divisors (see below), whose sum is σ = 4320129408. Its totient is φ = 308580480.

The previous prime is 1350040007. The next prime is 1350040031. The reversal of 1350040020 is 200400531.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 1606771 + ... + 1607610.

It is an arithmetic number, because the mean of its divisors is an integer number (90002696).

Almost surely, 2^1350040020 is an apocalyptic number.

1350040020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1350040020 is an abundant number, since it is smaller than the sum of its proper divisors (2970089388).

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

1350040020 is a wasteful number, since it uses less digits than its factorization.

1350040020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3214400 (or 3214398 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 1350040020 is about 36742.8907409311. The cubic root of 1350040020 is about 1105.2203705909.

Adding to 1350040020 its reverse (200400531), we get a palindrome (1550440551).

The spelling of 1350040020 in words is "one billion, three hundred fifty million, forty thousand, twenty".