1154049103 has 2 divisors, whose sum is σ = 1154049104. Its totient is φ = 1154049102.

The previous prime is 1154049101. The next prime is 1154049137. The reversal of 1154049103 is 3019404511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1154049103 - 2¹ = 1154049101 is a prime.

Together with 1154049101, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1154049101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577024551 + 577024552.

It is an arithmetic number, because the mean of its divisors is an integer number (577024552).

Almost surely, 2^1154049103 is an apocalyptic number.

1154049103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1154049103 is an equidigital number, since it uses as much as digits as its factorization.

1154049103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1154049103 is about 33971.2982236476. The cubic root of 1154049103 is about 1048.9177368687.

The spelling of 1154049103 in words is "one billion, one hundred fifty-four million, forty-nine thousand, one hundred three".