103401432 has 24 divisors (see below), whose sum is σ = 280045740. Its totient is φ = 34467120.

The previous prime is 103401427. The next prime is 103401437. The reversal of 103401432 is 234104301.

It is an interprime number because it is at equal distance from previous prime (103401427) and next prime (103401437).

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×103401432² = 21383712279301248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103401437) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 717994 + ... + 718137.

Almost surely, 2^103401432 is an apocalyptic number.

103401432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103401432 is an abundant number, since it is smaller than the sum of its proper divisors (176644308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103401432 is a wasteful number, since it uses less digits than its factorization.

103401432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436143 (or 1436136 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 103401432 is about 10168.6494678497. The cubic root of 103401432 is about 469.3630000366.

Adding to 103401432 its reverse (234104301), we get a palindrome (337505733).

The spelling of 103401432 in words is "one hundred three million, four hundred one thousand, four hundred thirty-two".