1050621542 has 4 divisors (see below), whose sum is σ = 1575932316. Its totient is φ = 525310770.

The previous prime is 1050621529. The next prime is 1050621563. The reversal of 1050621542 is 2451260501.

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

It is a super-2 number, since 2×1050621542² = 2207611249028915528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 262655384 + ... + 262655387.

It is an arithmetic number, because the mean of its divisors is an integer number (393983079).

Almost surely, 2^1050621542 is an apocalyptic number.

1050621542 is a deficient number, since it is larger than the sum of its proper divisors (525310774).

1050621542 is an equidigital number, since it uses as much as digits as its factorization.

1050621542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525310773.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1050621542 is about 32413.2926744569. The cubic root of 1050621542 is about 1016.5968674228.

The spelling of 1050621542 in words is "one billion, fifty million, six hundred twenty-one thousand, five hundred forty-two".