9541038491 has 2 divisors, whose sum is σ = 9541038492. Its totient is φ = 9541038490.

The previous prime is 9541038473. The next prime is 9541038517. The reversal of 9541038491 is 1948301459.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9541038491 - 2¹⁴ = 9541022107 is a prime.

It is not a weakly prime, because it can be changed into another prime (9541038791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4770519245 + 4770519246.

It is an arithmetic number, because the mean of its divisors is an integer number (4770519246).

Almost surely, 2^9541038491 is an apocalyptic number.

9541038491 is a deficient number, since it is larger than the sum of its proper divisors (1).

9541038491 is an equidigital number, since it uses as much as digits as its factorization.

9541038491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 9541038491 is about 97678.2395981828. The cubic root of 9541038491 is about 2120.9570921000.

The spelling of 9541038491 in words is "nine billion, five hundred forty-one million, thirty-eight thousand, four hundred ninety-one".