1542751130 has 8 divisors (see below), whose sum is σ = 2776952052. Its totient is φ = 617100448.

The previous prime is 1542751123. The next prime is 1542751141. The reversal of 1542751130 is 311572451.

It can be written as a sum of positive squares in 2 ways, for example, as 1539699121 + 3052009 = 39239^2 + 1747^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1542751093 and 1542751102.

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 3 ways as a sum of consecutive naturals, for example, 77137547 + ... + 77137566.

Almost surely, 2^1542751130 is an apocalyptic number.

1542751130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1542751130 is a deficient number, since it is larger than the sum of its proper divisors (1234200922).

1542751130 is a wasteful number, since it uses less digits than its factorization.

1542751130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154275120.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 1542751130 is about 39277.8707416784. The cubic root of 1542751130 is about 1155.4876048178.

The spelling of 1542751130 in words is "one billion, five hundred forty-two million, seven hundred fifty-one thousand, one hundred thirty".