1051352123 has 4 divisors (see below), whose sum is σ = 1052060640. Its totient is φ = 1050643608.

The previous prime is 1051352117. The next prime is 1051352129. The reversal of 1051352123 is 3212531501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3212531501 = 1307 ⋅2457943.

It is an interprime number because it is at equal distance from previous prime (1051352117) and next prime (1051352129).

It is a cyclic number.

It is not a de Polignac number, because 1051352123 - 2¹² = 1051348027 is a prime.

It is a super-2 number, since 2×1051352123² = 2210682573073214258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1051352129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352028 + ... + 355001.

It is an arithmetic number, because the mean of its divisors is an integer number (263015160).

Almost surely, 2^1051352123 is an apocalyptic number.

1051352123 is a deficient number, since it is larger than the sum of its proper divisors (708517).

1051352123 is an equidigital number, since it uses as much as digits as its factorization.

1051352123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708516.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1051352123 is about 32424.5604904677. The cubic root of 1051352123 is about 1016.8324531336.

Adding to 1051352123 its reverse (3212531501), we get a palindrome (4263883624).

The spelling of 1051352123 in words is "one billion, fifty-one million, three hundred fifty-two thousand, one hundred twenty-three".