542113451 has 4 divisors (see below), whose sum is σ = 591396504. Its totient is φ = 492830400.

The previous prime is 542113447. The next prime is 542113457. The reversal of 542113451 is 154311245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 542113451 - 2² = 542113447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 542113451.

It is not an unprimeable number, because it can be changed into a prime (542113457) 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, 24641510 + ... + 24641531.

It is an arithmetic number, because the mean of its divisors is an integer number (147849126).

Almost surely, 2^542113451 is an apocalyptic number.

542113451 is a deficient number, since it is larger than the sum of its proper divisors (49283053).

542113451 is a wasteful number, since it uses less digits than its factorization.

542113451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49283052.

The product of its digits is 2400, while the sum is 26.

The square root of 542113451 is about 23283.3298950129. The cubic root of 542113451 is about 815.3862702833.

Adding to 542113451 its reverse (154311245), we get a palindrome (696424696).

The spelling of 542113451 in words is "five hundred forty-two million, one hundred thirteen thousand, four hundred fifty-one".