1355431542 has 16 divisors (see below), whose sum is σ = 2718634800. Its totient is φ = 450515232.

The previous prime is 1355431513. The next prime is 1355431589. The reversal of 1355431542 is 2451345531.

1355431542 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321553 + ... + 325740.

It is an arithmetic number, because the mean of its divisors is an integer number (169914675).

Almost surely, 2^1355431542 is an apocalyptic number.

1355431542 is an abundant number, since it is smaller than the sum of its proper divisors (1363203258).

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

1355431542 is a wasteful number, since it uses less digits than its factorization.

1355431542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647647.

The product of its digits is 36000, while the sum is 33.

The square root of 1355431542 is about 36816.1858698046. The cubic root of 1355431542 is about 1106.6896863206.

The spelling of 1355431542 in words is "one billion, three hundred fifty-five million, four hundred thirty-one thousand, five hundred forty-two".