1541400613 has 2 divisors, whose sum is σ = 1541400614. Its totient is φ = 1541400612.

The previous prime is 1541400587. The next prime is 1541400647. The reversal of 1541400613 is 3160041451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 882862369 + 658538244 = 29713^2 + 25662^2 .

It is a cyclic number.

It is not a de Polignac number, because 1541400613 - 2⁹ = 1541400101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1541400313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 770700306 + 770700307.

It is an arithmetic number, because the mean of its divisors is an integer number (770700307).

Almost surely, 2^1541400613 is an apocalyptic number.

It is an amenable number.

1541400613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1541400613 is an equidigital number, since it uses as much as digits as its factorization.

1541400613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1541400613 is about 39260.6751470221. The cubic root of 1541400613 is about 1155.1503369336.

The spelling of 1541400613 in words is "one billion, five hundred forty-one million, four hundred thousand, six hundred thirteen".