1142350454 has 8 divisors (see below), whose sum is σ = 1958315088. Its totient is φ = 489578760.

The previous prime is 1142350441. The next prime is 1142350457. The reversal of 1142350454 is 4540532411.

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

It is a super-2 number, since 2×1142350454² = 2609929119508012232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142350457) 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, 40798217 + ... + 40798244.

It is an arithmetic number, because the mean of its divisors is an integer number (244789386).

Almost surely, 2^1142350454 is an apocalyptic number.

1142350454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1142350454 is a deficient number, since it is larger than the sum of its proper divisors (815964634).

1142350454 is an equidigital number, since it uses as much as digits as its factorization.

1142350454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81596470.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1142350454 is about 33798.6753290717. The cubic root of 1142350454 is about 1045.3613835239.

Adding to 1142350454 its reverse (4540532411), we get a palindrome (5682882865).

The spelling of 1142350454 in words is "one billion, one hundred forty-two million, three hundred fifty thousand, four hundred fifty-four".