3125133542 has 4 divisors (see below), whose sum is σ = 4687700316. Its totient is φ = 1562566770.

The previous prime is 3125133523. The next prime is 3125133551. The reversal of 3125133542 is 2453315213.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 781283384 + ... + 781283387.

It is an arithmetic number, because the mean of its divisors is an integer number (1171925079).

Almost surely, 2^3125133542 is an apocalyptic number.

3125133542 is a deficient number, since it is larger than the sum of its proper divisors (1562566774).

3125133542 is a wasteful number, since it uses less digits than its factorization.

3125133542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1562566773.

The product of its digits is 10800, while the sum is 29.

The square root of 3125133542 is about 55902.8938606938. The cubic root of 3125133542 is about 1462.0296943659.

Adding to 3125133542 its reverse (2453315213), we get a palindrome (5578448755).

The spelling of 3125133542 in words is "three billion, one hundred twenty-five million, one hundred thirty-three thousand, five hundred forty-two".