1345511460 has 24 divisors (see below), whose sum is σ = 3767432256. Its totient is φ = 358803040.

The previous prime is 1345511437. The next prime is 1345511483. The reversal of 1345511460 is 641155431.

It is a happy number.

1345511460 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1345511437) and next prime (1345511483).

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

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, 11212536 + ... + 11212655.

It is an arithmetic number, because the mean of its divisors is an integer number (156976344).

Almost surely, 2^1345511460 is an apocalyptic number.

1345511460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1345511460 is an abundant number, since it is smaller than the sum of its proper divisors (2421920796).

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

1345511460 is a wasteful number, since it uses less digits than its factorization.

1345511460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22425203 (or 22425201 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 1345511460 is about 36681.2139929965. The cubic root of 1345511460 is about 1103.9832063976.

Adding to 1345511460 its reverse (641155431), we get a palindrome (1986666891).

The spelling of 1345511460 in words is "one billion, three hundred forty-five million, five hundred eleven thousand, four hundred sixty".