1342465540 has 96 divisors (see below), whose sum is σ = 3153862656. Its totient is φ = 476651520.

The previous prime is 1342465529. The next prime is 1342465543. The reversal of 1342465540 is 455642431.

It is a junction number, because it is equal to n+sod(n) for n = 1342465496 and 1342465505.

It is not an unprimeable number, because it can be changed into a prime (1342465543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1555149 + ... + 1556011.

It is an arithmetic number, because the mean of its divisors is an integer number (32852736).

Almost surely, 2^1342465540 is an apocalyptic number.

1342465540 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 1342465540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1576931328).

1342465540 is an abundant number, since it is smaller than the sum of its proper divisors (1811397116).

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

1342465540 is a wasteful number, since it uses less digits than its factorization.

1342465540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109 (or 1107 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 1342465540 is about 36639.6716688346. The cubic root of 1342465540 is about 1103.1495246255.

The spelling of 1342465540 in words is "one billion, three hundred forty-two million, four hundred sixty-five thousand, five hundred forty".