1305133134 has 16 divisors (see below), whose sum is σ = 2615282640. Its totient is φ = 434208320.

The previous prime is 1305133121. The next prime is 1305133171. The reversal of 1305133134 is 4313315031.

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, 205629 + ... + 211880.

It is an arithmetic number, because the mean of its divisors is an integer number (163455165).

Almost surely, 2^1305133134 is an apocalyptic number.

1305133134 is an abundant number, since it is smaller than the sum of its proper divisors (1310149506).

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

1305133134 is a wasteful number, since it uses less digits than its factorization.

1305133134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418035.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 1305133134 is about 36126.6263855345. The cubic root of 1305133134 is about 1092.8274749616.

Adding to 1305133134 its reverse (4313315031), we get a palindrome (5618448165).

The spelling of 1305133134 in words is "one billion, three hundred five million, one hundred thirty-three thousand, one hundred thirty-four".