11542201454 has 8 divisors (see below), whose sum is σ = 19786631088. Its totient is φ = 4946657760.

The previous prime is 11542201439. The next prime is 11542201457. The reversal of 11542201454 is 45410224511.

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 not an unprimeable number, because it can be changed into a prime (11542201457) 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, 412221467 + ... + 412221494.

It is an arithmetic number, because the mean of its divisors is an integer number (2473328886).

Almost surely, 2^11542201454 is an apocalyptic number.

11542201454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11542201454 is a deficient number, since it is larger than the sum of its proper divisors (8244429634).

11542201454 is an equidigital number, since it uses as much as digits as its factorization.

11542201454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824442970.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 11542201454 its reverse (45410224511), we get a palindrome (56952425965).

The spelling of 11542201454 in words is "eleven billion, five hundred forty-two million, two hundred one thousand, four hundred fifty-four".