1151454249 has 24 divisors (see below), whose sum is σ = 1815607872. Its totient is φ = 697391520.

The previous prime is 1151454247. The next prime is 1151454253. The reversal of 1151454249 is 9424541511.

It is not a de Polignac number, because 1151454249 - 2¹ = 1151454247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1151454247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 203827 + ... + 209399.

It is an arithmetic number, because the mean of its divisors is an integer number (75650328).

Almost surely, 2^1151454249 is an apocalyptic number.

It is an amenable number.

1151454249 is a deficient number, since it is larger than the sum of its proper divisors (664153623).

1151454249 is a wasteful number, since it uses less digits than its factorization.

1151454249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7677 (or 7674 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 1151454249 is about 33933.0848730262. The cubic root of 1151454249 is about 1048.1309907673.

The spelling of 1151454249 in words is "one billion, one hundred fifty-one million, four hundred fifty-four thousand, two hundred forty-nine".