1354120140 has 48 divisors (see below), whose sum is σ = 3793870080. Its totient is φ = 360876480.

The previous prime is 1354120129. The next prime is 1354120153. The reversal of 1354120140 is 410214531.

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, 106735 + ... + 118745.

It is an arithmetic number, because the mean of its divisors is an integer number (79038960).

Almost surely, 2^1354120140 is an apocalyptic number.

1354120140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1354120140 is an abundant number, since it is smaller than the sum of its proper divisors (2439749940).

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

1354120140 is a wasteful number, since it uses less digits than its factorization.

1354120140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13902 (or 13900 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1354120140 is about 36798.3714313555. The cubic root of 1354120140 is about 1106.3326577454.

Adding to 1354120140 its reverse (410214531), we get a palindrome (1764334671).

The spelling of 1354120140 in words is "one billion, three hundred fifty-four million, one hundred twenty thousand, one hundred forty".