1050152421 has 8 divisors (see below), whose sum is σ = 1400431680. Its totient is φ = 699987392.

The previous prime is 1050152417. The next prime is 1050152429. The reversal of 1050152421 is 1242510501.

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

It is a cyclic number.

It is not a de Polignac number, because 1050152421 - 2² = 1050152417 is a prime.

It is a super-2 number, since 2×1050152421² = 2205640214664322482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1050152429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4116 + ... + 46013.

It is an arithmetic number, because the mean of its divisors is an integer number (175053960).

Almost surely, 2^1050152421 is an apocalyptic number.

It is an amenable number.

1050152421 is a deficient number, since it is larger than the sum of its proper divisors (350279259).

1050152421 is an equidigital number, since it uses as much as digits as its factorization.

1050152421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57115.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 1050152421 is about 32406.0553137836. The cubic root of 1050152421 is about 1016.4455354350.

Adding to 1050152421 its reverse (1242510501), we get a palindrome (2292662922).

The spelling of 1050152421 in words is "one billion, fifty million, one hundred fifty-two thousand, four hundred twenty-one".