1542485433 has 32 divisors (see below), whose sum is σ = 2146798080. Its totient is φ = 984473600.

The previous prime is 1542485431. The next prime is 1542485449. The reversal of 1542485433 is 3345842451.

It is a cyclic number.

It is not a de Polignac number, because 1542485433 - 2¹ = 1542485431 is a prime.

It is a super-2 number, since 2×1542485433² = 4758522622034394978, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1542485391 and 1542485400.

It is not an unprimeable number, because it can be changed into a prime (1542485431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1266841 + ... + 1268057.

It is an arithmetic number, because the mean of its divisors is an integer number (67087440).

Almost surely, 2^1542485433 is an apocalyptic number.

It is an amenable number.

1542485433 is a deficient number, since it is larger than the sum of its proper divisors (604312647).

1542485433 is a wasteful number, since it uses less digits than its factorization.

1542485433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457.

The product of its digits is 230400, while the sum is 39.

The square root of 1542485433 is about 39274.4883225740. The cubic root of 1542485433 is about 1155.4212672190.

The spelling of 1542485433 in words is "one billion, five hundred forty-two million, four hundred eighty-five thousand, four hundred thirty-three".