1051634 has 4 divisors (see below), whose sum is σ = 1577454. Its totient is φ = 525816.

The previous prime is 1051621. The next prime is 1051639. The reversal of 1051634 is 4361501.

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

It can be written as a sum of positive squares in only one way, i.e., 931225 + 120409 = 965^2 + 347^2 .

It is a super-2 number, since 2×1051634² = 2211868139912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262907 + ... + 262910.

2^1051634 is an apocalyptic number.

1051634 is a deficient number, since it is larger than the sum of its proper divisors (525820).

1051634 is an equidigital number, since it uses as much as digits as its factorization.

1051634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525819.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1051634 is about 1025.4920770050. The cubic root of 1051634 is about 101.6923319002.

The spelling of 1051634 in words is "one million, fifty-one thousand, six hundred thirty-four".