1046121051 has 4 divisors (see below), whose sum is σ = 1394828072. Its totient is φ = 697414032.

The previous prime is 1046121001. The next prime is 1046121053. The reversal of 1046121051 is 1501216401.

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

It is not a de Polignac number, because 1046121051 - 2⁹ = 1046120539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1046121053) by changing a digit.

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, 174353506 + ... + 174353511.

It is an arithmetic number, because the mean of its divisors is an integer number (348707018).

Almost surely, 2^1046121051 is an apocalyptic number.

1046121051 is a deficient number, since it is larger than the sum of its proper divisors (348707021).

1046121051 is an equidigital number, since it uses as much as digits as its factorization.

1046121051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348707020.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 1046121051 is about 32343.7946289547. The cubic root of 1046121051 is about 1015.1432093466.

Adding to 1046121051 its reverse (1501216401), we get a palindrome (2547337452).

The spelling of 1046121051 in words is "one billion, forty-six million, one hundred twenty-one thousand, fifty-one".