1003040401 has 4 divisors (see below), whose sum is σ = 1094225904. Its totient is φ = 911854900.

The previous prime is 1003040383. The next prime is 1003040411. The reversal of 1003040401 is 1040403001.

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 not a de Polignac number, because 1003040401 - 2⁹ = 1003039889 is a prime.

It is a super-4 number, since 4×1003040401⁴ (a number of 37 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1003040411) 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, 45592735 + ... + 45592756.

It is an arithmetic number, because the mean of its divisors is an integer number (273556476).

Almost surely, 2^1003040401 is an apocalyptic number.

1003040401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1003040401 is a deficient number, since it is larger than the sum of its proper divisors (91185503).

1003040401 is an equidigital number, since it uses as much as digits as its factorization.

1003040401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91185502.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1003040401 is about 31670.8130776587. The cubic root of 1003040401 is about 1001.0124416160.

Adding to 1003040401 its reverse (1040403001), we get a palindrome (2043443402).

The spelling of 1003040401 in words is "one billion, three million, forty thousand, four hundred one".