1154406041 has 4 divisors (see below), whose sum is σ = 1204597632. Its totient is φ = 1104214452.

The previous prime is 1154406017. The next prime is 1154406049. The reversal of 1154406041 is 1406044511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1406044511 = 37 ⋅38001203.

It is not a de Polignac number, because 1154406041 - 2¹⁰ = 1154405017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1154406041.

It is not an unprimeable number, because it can be changed into a prime (1154406049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25095761 + ... + 25095806.

It is an arithmetic number, because the mean of its divisors is an integer number (301149408).

Almost surely, 2^1154406041 is an apocalyptic number.

It is an amenable number.

1154406041 is a deficient number, since it is larger than the sum of its proper divisors (50191591).

1154406041 is an equidigital number, since it uses as much as digits as its factorization.

1154406041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50191590.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 1154406041 is about 33976.5513405937. The cubic root of 1154406041 is about 1049.0258662961.

The spelling of 1154406041 in words is "one billion, one hundred fifty-four million, four hundred six thousand, forty-one".