1354353240 has 32 divisors (see below), whose sum is σ = 4063060080. Its totient is φ = 361160832.

The previous prime is 1354353227. The next prime is 1354353271. The reversal of 1354353240 is 423534531.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1354353198 and 1354353207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5643019 + ... + 5643258.

Almost surely, 2^1354353240 is an apocalyptic number.

1354353240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1354353240 is an abundant number, since it is smaller than the sum of its proper divisors (2708706840).

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

1354353240 is a wasteful number, since it uses less digits than its factorization.

1354353240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11286291 (or 11286287 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 1354353240 is about 36801.5385547941. The cubic root of 1354353240 is about 1106.3961359501.

Adding to 1354353240 its reverse (423534531), we get a palindrome (1777887771).

The spelling of 1354353240 in words is "one billion, three hundred fifty-four million, three hundred fifty-three thousand, two hundred forty".