1341390625 has 21 divisors (see below), whose sum is σ = 1682458933. Its totient is φ = 1069450000.

The previous prime is 1341390581. The next prime is 1341390647. The reversal of 1341390625 is 5260931431.

The square root of 1341390625 is 36625.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 10 ways, for example, as 1320377569 + 21013056 = 36337^2 + 4584^2 .

It is not a de Polignac number, because 1341390625 - 2¹⁷ = 1341259553 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 4577979 + ... + 4578271.

Almost surely, 2^1341390625 is an apocalyptic number.

1341390625 is the 36625-th square number.

1341390625 is the 18313-rd centered octagonal number.

It is an amenable number.

1341390625 is a deficient number, since it is larger than the sum of its proper divisors (341068308).

1341390625 is an frugal number, since it uses more digits than its factorization.

1341390625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The cubic root of 1341390625 is about 1102.8550146200.

The spelling of 1341390625 in words is "one billion, three hundred forty-one million, three hundred ninety thousand, six hundred twenty-five".