1542131134 has 4 divisors (see below), whose sum is σ = 2313196704. Its totient is φ = 771065566.

The previous prime is 1542131111. The next prime is 1542131153. The reversal of 1542131134 is 4311312451.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4311312451 = 311 ⋅13862741.

It is a junction number, because it is equal to n+sod(n) for n = 1542131099 and 1542131108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385532782 + ... + 385532785.

It is an arithmetic number, because the mean of its divisors is an integer number (578299176).

Almost surely, 2^1542131134 is an apocalyptic number.

1542131134 is a deficient number, since it is larger than the sum of its proper divisors (771065570).

1542131134 is an equidigital number, since it uses as much as digits as its factorization.

1542131134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771065569.

The product of its digits is 1440, while the sum is 25.

The square root of 1542131134 is about 39269.9775146358. The cubic root of 1542131134 is about 1155.3327961627.

Adding to 1542131134 its reverse (4311312451), we get a palindrome (5853443585).

The spelling of 1542131134 in words is "one billion, five hundred forty-two million, one hundred thirty-one thousand, one hundred thirty-four".