1006401353 has 4 divisors (see below), whose sum is σ = 1006599120. Its totient is φ = 1006203588.

The previous prime is 1006401313. The next prime is 1006401373. The reversal of 1006401353 is 3531046001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1006401353 - 2⁶ = 1006401289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1006401313) 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, 91043 + ... + 101496.

It is an arithmetic number, because the mean of its divisors is an integer number (251649780).

Almost surely, 2^1006401353 is an apocalyptic number.

It is an amenable number.

1006401353 is a deficient number, since it is larger than the sum of its proper divisors (197767).

1006401353 is an equidigital number, since it uses as much as digits as its factorization.

1006401353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197766.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1006401353 is about 31723.8294189084. The cubic root of 1006401353 is about 1002.1292474210.

Adding to 1006401353 its reverse (3531046001), we get a palindrome (4537447354).

The spelling of 1006401353 in words is "one billion, six million, four hundred one thousand, three hundred fifty-three".