1305677132 has 12 divisors (see below), whose sum is σ = 2286146520. Its totient is φ = 652492416.

The previous prime is 1305677119. The next prime is 1305677141. The reversal of 1305677132 is 2317765031.

It is a super-3 number, since 3×1305677132³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1305677092 and 1305677101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77957 + ... + 93212.

It is an arithmetic number, because the mean of its divisors is an integer number (190512210).

Almost surely, 2^1305677132 is an apocalyptic number.

It is an amenable number.

1305677132 is a deficient number, since it is larger than the sum of its proper divisors (980469388).

1305677132 is a wasteful number, since it uses less digits than its factorization.

1305677132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173080 (or 173078 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 1305677132 is about 36134.1546462623. The cubic root of 1305677132 is about 1092.9792892009.

The spelling of 1305677132 in words is "one billion, three hundred five million, six hundred seventy-seven thousand, one hundred thirty-two".