103511401 has 4 divisors (see below), whose sum is σ = 118298752. Its totient is φ = 88724052.

The previous prime is 103511399. The next prime is 103511407. The reversal of 103511401 is 104115301.

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, and also an emirpimes, since its reverse is a distinct semiprime: 104115301 = 73 ⋅1426237.

It is a cyclic number.

It is not a de Polignac number, because 103511401 - 2¹ = 103511399 is a prime.

It is a super-2 number, since 2×103511401² = 21429220273965602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103511407) 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, 7393665 + ... + 7393678.

It is an arithmetic number, because the mean of its divisors is an integer number (29574688).

Almost surely, 2^103511401 is an apocalyptic number.

It is an amenable number.

103511401 is a deficient number, since it is larger than the sum of its proper divisors (14787351).

103511401 is an equidigital number, since it uses as much as digits as its factorization.

103511401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14787350.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 103511401 is about 10174.0552878388. The cubic root of 103511401 is about 469.5293326545.

Adding to 103511401 its reverse (104115301), we get a palindrome (207626702).

The spelling of 103511401 in words is "one hundred three million, five hundred eleven thousand, four hundred one".