11401470 has 24 divisors (see below), whose sum is σ = 29644056. Its totient is φ = 3040368.

The previous prime is 11401451. The next prime is 11401471. The reversal of 11401470 is 7410411.

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 (11401471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63252 + ... + 63431.

It is an arithmetic number, because the mean of its divisors is an integer number (1235169).

Almost surely, 2^11401470 is an apocalyptic number.

11401470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11401470 is an abundant number, since it is smaller than the sum of its proper divisors (18242586).

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

11401470 is a wasteful number, since it uses less digits than its factorization.

11401470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126696 (or 126693 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 11401470 is about 3376.6062844223. The cubic root of 11401470 is about 225.0713847571.

Adding to 11401470 its reverse (7410411), we get a palindrome (18811881).

The spelling of 11401470 in words is "eleven million, four hundred one thousand, four hundred seventy".