1542324641 has 16 divisors (see below), whose sum is σ = 1829919168. Its totient is φ = 1281432000.

The previous prime is 1542324631. The next prime is 1542324673. The reversal of 1542324641 is 1464232451.

It is a cyclic number.

It is not a de Polignac number, because 1542324641 - 2⁶ = 1542324577 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1542324598 and 1542324607.

It is not an unprimeable number, because it can be changed into a prime (1542324631) 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, 38951 + ... + 67836.

It is an arithmetic number, because the mean of its divisors is an integer number (114369948).

Almost surely, 2^1542324641 is an apocalyptic number.

1542324641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1542324641 is a deficient number, since it is larger than the sum of its proper divisors (287594527).

1542324641 is a wasteful number, since it uses less digits than its factorization.

1542324641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106912.

The product of its digits is 23040, while the sum is 32.

The square root of 1542324641 is about 39272.4412406461. The cubic root of 1542324641 is about 1155.3811179576.

The spelling of 1542324641 in words is "one billion, five hundred forty-two million, three hundred twenty-four thousand, six hundred forty-one".