1542226011 has 4 divisors (see below), whose sum is σ = 2056301352. Its totient is φ = 1028150672.

The previous prime is 1542226001. The next prime is 1542226027. The reversal of 1542226011 is 1106222451.

1542226011 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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 1542226011 - 2¹⁰ = 1542224987 is a prime.

It is a super-2 number, since 2×1542226011² = 4756922138009944242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1542226001) 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, 257037666 + ... + 257037671.

It is an arithmetic number, because the mean of its divisors is an integer number (514075338).

Almost surely, 2^1542226011 is an apocalyptic number.

1542226011 is a deficient number, since it is larger than the sum of its proper divisors (514075341).

1542226011 is an equidigital number, since it uses as much as digits as its factorization.

1542226011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514075340.

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

The square root of 1542226011 is about 39271.1855054059. The cubic root of 1542226011 is about 1155.3564889732.

Adding to 1542226011 its reverse (1106222451), we get a palindrome (2648448462).

The spelling of 1542226011 in words is "one billion, five hundred forty-two million, two hundred twenty-six thousand, eleven".