1141111454 has 8 divisors (see below), whose sum is σ = 1956191088. Its totient is φ = 489047760.

The previous prime is 1141111441. The next prime is 1141111463. The reversal of 1141111454 is 4541111411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40753967 + ... + 40753994.

It is an arithmetic number, because the mean of its divisors is an integer number (244523886).

Almost surely, 2^1141111454 is an apocalyptic number.

1141111454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1141111454 is a deficient number, since it is larger than the sum of its proper divisors (815079634).

1141111454 is an equidigital number, since it uses as much as digits as its factorization.

1141111454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81507970.

The product of its digits is 320, while the sum is 23.

The square root of 1141111454 is about 33780.3412356951. The cubic root of 1141111454 is about 1044.9833117761.

Adding to 1141111454 its reverse (4541111411), we get a palindrome (5682222865).

The spelling of 1141111454 in words is "one billion, one hundred forty-one million, one hundred eleven thousand, four hundred fifty-four".