1400141232 has 120 divisors (see below), whose sum is σ = 4582516224. Its totient is φ = 390724992.

The previous prime is 1400141209. The next prime is 1400141263. The reversal of 1400141232 is 2321410041.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27193 + ... + 59495.

Almost surely, 2^1400141232 is an apocalyptic number.

1400141232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1400141232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2291258112).

1400141232 is an abundant number, since it is smaller than the sum of its proper divisors (3182374992).

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

1400141232 is a wasteful number, since it uses less digits than its factorization.

1400141232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32367 (or 32358 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1400141232 is about 37418.4611121302. The cubic root of 1400141232 is about 1118.7265585967.

Adding to 1400141232 its reverse (2321410041), we get a palindrome (3721551273).

It can be divided in two parts, 140014 and 1232, that added together give a triangular number (141246 = T₅₃₁).

The spelling of 1400141232 in words is "one billion, four hundred million, one hundred forty-one thousand, two hundred thirty-two".