1953429542 has 16 divisors (see below), whose sum is σ = 3013533072. Its totient is φ = 949149600.

The previous prime is 1953429521. The next prime is 1953429559. The reversal of 1953429542 is 2459243591.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1953429493 and 1953429502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40709 + ... + 74592.

It is an arithmetic number, because the mean of its divisors is an integer number (188345817).

Almost surely, 2^1953429542 is an apocalyptic number.

1953429542 is a deficient number, since it is larger than the sum of its proper divisors (1060103530).

1953429542 is a wasteful number, since it uses less digits than its factorization.

1953429542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115543.

The product of its digits is 388800, while the sum is 44.

The square root of 1953429542 is about 44197.6191892731. The cubic root of 1953429542 is about 1250.0649655835.

The spelling of 1953429542 in words is "one billion, nine hundred fifty-three million, four hundred twenty-nine thousand, five hundred forty-two".