1341016257 has 16 divisors (see below), whose sum is σ = 2151004160. Its totient is φ = 725963472.

The previous prime is 1341016249. The next prime is 1341016283. The reversal of 1341016257 is 7526101431.

It is not a de Polignac number, because 1341016257 - 2³ = 1341016249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1341016207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1680073 + ... + 1680870.

It is an arithmetic number, because the mean of its divisors is an integer number (134437760).

Almost surely, 2^1341016257 is an apocalyptic number.

It is an amenable number.

1341016257 is a deficient number, since it is larger than the sum of its proper divisors (809987903).

1341016257 is a wasteful number, since it uses less digits than its factorization.

1341016257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3360972.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 1341016257 is about 36619.8888174172. Note that the first 4 decimals coincide. The cubic root of 1341016257 is about 1102.7524066662.

Adding to 1341016257 its reverse (7526101431), we get a palindrome (8867117688).

The spelling of 1341016257 in words is "one billion, three hundred forty-one million, sixteen thousand, two hundred fifty-seven".