1355260451 has 8 divisors (see below), whose sum is σ = 1484464320. Its totient is φ = 1231554688.

The previous prime is 1355260447. The next prime is 1355260469. The reversal of 1355260451 is 1540625531.

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 1355260451 - 2² = 1355260447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1355260411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1374011 + ... + 1374996.

It is an arithmetic number, because the mean of its divisors is an integer number (185558040).

Almost surely, 2^1355260451 is an apocalyptic number.

1355260451 is a deficient number, since it is larger than the sum of its proper divisors (129203869).

1355260451 is a wasteful number, since it uses less digits than its factorization.

1355260451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2749053.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 1355260451 is about 36813.8622124873. The cubic root of 1355260451 is about 1106.6431199426.

Adding to 1355260451 its reverse (1540625531), we get a palindrome (2895885982).

The spelling of 1355260451 in words is "one billion, three hundred fifty-five million, two hundred sixty thousand, four hundred fifty-one".