1362261261 has 8 divisors (see below), whose sum is σ = 1819576800. Its totient is φ = 906559952.

The previous prime is 1362261239. The next prime is 1362261293. The reversal of 1362261261 is 1621622631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1362261261 - 2⁷ = 1362261133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1362261161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401586 + ... + 404963.

It is an arithmetic number, because the mean of its divisors is an integer number (227447100).

Almost surely, 2^1362261261 is an apocalyptic number.

It is an amenable number.

1362261261 is a deficient number, since it is larger than the sum of its proper divisors (457315539).

1362261261 is an equidigital number, since it uses as much as digits as its factorization.

1362261261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807115.

The product of its digits is 5184, while the sum is 30.

The square root of 1362261261 is about 36908.8236198338. The cubic root of 1362261261 is about 1108.5453610049.

Adding to 1362261261 its reverse (1621622631), we get a palindrome (2983883892).

The spelling of 1362261261 in words is "one billion, three hundred sixty-two million, two hundred sixty-one thousand, two hundred sixty-one".