1051408 has 10 divisors (see below), whose sum is σ = 2037134. Its totient is φ = 525696.

The previous prime is 1051397. The next prime is 1051409. The reversal of 1051408 is 8041501.

It can be written as a sum of positive squares in only one way, i.e., 1016064 + 35344 = 1008^2 + 188^2 .

It is a super-2 number, since 2×1051408² = 2210917564928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32841 + ... + 32872.

2^1051408 is an apocalyptic number.

It is an amenable number.

1051408 is a deficient number, since it is larger than the sum of its proper divisors (985726).

1051408 is an equidigital number, since it uses as much as digits as its factorization.

1051408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65721 (or 65715 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1051408 is about 1025.3818800818. The cubic root of 1051408 is about 101.6850466934.

Adding to 1051408 its reverse (8041501), we get a palindrome (9092909).

The spelling of 1051408 in words is "one million, fifty-one thousand, four hundred eight".