1352725866 has 32 divisors (see below), whose sum is σ = 3042285120. Its totient is φ = 445474512.

The previous prime is 1352725849. The next prime is 1352725877. The reversal of 1352725866 is 6685272531.

1352725866 is a `hidden beast` number, since 13 + 52 + 7 + 2 + 586 + 6 = 666.

It is a Curzon number.

It is a zygodrome in base 4.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146425 + ... + 155388.

It is an arithmetic number, because the mean of its divisors is an integer number (95071410).

Almost surely, 2^1352725866 is an apocalyptic number.

1352725866 is an abundant number, since it is smaller than the sum of its proper divisors (1689559254).

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

1352725866 is a wasteful number, since it uses less digits than its factorization.

1352725866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301907 (or 301901 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 1352725866 is about 36779.4217735951. The cubic root of 1352725866 is about 1105.9528143963.

It can be divided in two parts, 13527 and 25866, that added together give a palindrome (39393).

The spelling of 1352725866 in words is "one billion, three hundred fifty-two million, seven hundred twenty-five thousand, eight hundred sixty-six".