1306052077 has 16 divisors (see below), whose sum is σ = 1501009920. Its totient is φ = 1123902000.

The previous prime is 1306052063. The next prime is 1306052093. The reversal of 1306052077 is 7702506031.

It is a cyclic number.

It is not a de Polignac number, because 1306052077 - 2¹¹ = 1306050029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1306052177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406158 + ... + 409360.

It is an arithmetic number, because the mean of its divisors is an integer number (93813120).

Almost surely, 2^1306052077 is an apocalyptic number.

It is an amenable number.

1306052077 is a deficient number, since it is larger than the sum of its proper divisors (194957843).

1306052077 is a wasteful number, since it uses less digits than its factorization.

1306052077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5184.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 1306052077 is about 36139.3425092378. The cubic root of 1306052077 is about 1093.0839010502.

The spelling of 1306052077 in words is "one billion, three hundred six million, fifty-two thousand, seventy-seven".