1542341112 has 64 divisors (see below), whose sum is σ = 4371024000. Its totient is φ = 449587584.

The previous prime is 1542341083. The next prime is 1542341113. The reversal of 1542341112 is 2111432451.

It is a super-2 number, since 2×1542341112² = 4757632211530793088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542341113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124162 + ... + 136017.

It is an arithmetic number, because the mean of its divisors is an integer number (68297250).

Almost surely, 2^1542341112 is an apocalyptic number.

1542341112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1542341112 is an abundant number, since it is smaller than the sum of its proper divisors (2828682888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1542341112 is a wasteful number, since it uses less digits than its factorization.

1542341112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260220 (or 260216 counting only the distinct ones).

The product of its digits is 960, while the sum is 24.

The square root of 1542341112 is about 39272.6509418450. The cubic root of 1542341112 is about 1155.3852308433.

Adding to 1542341112 its reverse (2111432451), we get a palindrome (3653773563).

The spelling of 1542341112 in words is "one billion, five hundred forty-two million, three hundred forty-one thousand, one hundred twelve".