1400014245 has 64 divisors (see below), whose sum is σ = 2643056640. Its totient is φ = 619584768.

The previous prime is 1400014207. The next prime is 1400014247. The reversal of 1400014245 is 5424100041.

It is a happy number.

It is not a de Polignac number, because 1400014245 - 2¹¹ = 1400012197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

1400014245 is a modest number, since divided by 14245 gives 1400 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400014247) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 413379 + ... + 416751.

It is an arithmetic number, because the mean of its divisors is an integer number (41297760).

Almost surely, 2^1400014245 is an apocalyptic number.

1400014245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1400014245 is a deficient number, since it is larger than the sum of its proper divisors (1243042395).

1400014245 is a wasteful number, since it uses less digits than its factorization.

1400014245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3514.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 1400014245 is about 37416.7642240747. The cubic root of 1400014245 is about 1118.6927362885.

Adding to 1400014245 its reverse (5424100041), we get a palindrome (6824114286).

The spelling of 1400014245 in words is "one billion, four hundred million, fourteen thousand, two hundred forty-five".