1307788052 has 6 divisors (see below), whose sum is σ = 2288629098. Its totient is φ = 653894024.

The previous prime is 1307788037. The next prime is 1307788063. The reversal of 1307788052 is 2508877031.

It can be written as a sum of positive squares in only one way, i.e., 953821456 + 353966596 = 30884^2 + 18814^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163473503 + ... + 163473510.

It is an arithmetic number, because the mean of its divisors is an integer number (381438183).

Almost surely, 2^1307788052 is an apocalyptic number.

It is an amenable number.

1307788052 is a deficient number, since it is larger than the sum of its proper divisors (980841046).

1307788052 is a wasteful number, since it uses less digits than its factorization.

1307788052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326947017 (or 326947015 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 41.

The square root of 1307788052 is about 36163.3523335434. The cubic root of 1307788052 is about 1093.5679874673.

The spelling of 1307788052 in words is "one billion, three hundred seven million, seven hundred eighty-eight thousand, fifty-two".