1014123420 has 36 divisors (see below), whose sum is σ = 3076174920. Its totient is φ = 270432864.

The previous prime is 1014123419. The next prime is 1014123449. The reversal of 1014123420 is 243214101.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 1014123393 and 1014123402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2816830 + ... + 2817189.

Almost surely, 2^1014123420 is an apocalyptic number.

1014123420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1014123420 is an abundant number, since it is smaller than the sum of its proper divisors (2062051500).

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

1014123420 is a wasteful number, since it uses less digits than its factorization.

1014123420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5634034 (or 5634029 counting only the distinct ones).

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

The square root of 1014123420 is about 31845.3045204470. The cubic root of 1014123420 is about 1004.6858155044.

Adding to 1014123420 its reverse (243214101), we get a palindrome (1257337521).

The spelling of 1014123420 in words is "one billion, fourteen million, one hundred twenty-three thousand, four hundred twenty".