1541387051 has 2 divisors, whose sum is σ = 1541387052. Its totient is φ = 1541387050.

The previous prime is 1541386997. The next prime is 1541387063. The reversal of 1541387051 is 1507831451.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1541387051 is a prime.

It is not a weakly prime, because it can be changed into another prime (1541380051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 770693525 + 770693526.

It is an arithmetic number, because the mean of its divisors is an integer number (770693526).

Almost surely, 2^1541387051 is an apocalyptic number.

1541387051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1541387051 is an equidigital number, since it uses as much as digits as its factorization.

1541387051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 35.

The square root of 1541387051 is about 39260.5024292864. The cubic root of 1541387051 is about 1155.1469490636.

The spelling of 1541387051 in words is "one billion, five hundred forty-one million, three hundred eighty-seven thousand, fifty-one".