1400611489 has 8 divisors (see below), whose sum is σ = 1414765440. Its totient is φ = 1386477456.

The previous prime is 1400611481. The next prime is 1400611493. The reversal of 1400611489 is 9841160041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1400611489 - 2³ = 1400611481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1400611481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165247 + ... + 173515.

It is an arithmetic number, because the mean of its divisors is an integer number (176845680).

Almost surely, 2^1400611489 is an apocalyptic number.

It is an amenable number.

1400611489 is a deficient number, since it is larger than the sum of its proper divisors (14153951).

1400611489 is a wasteful number, since it uses less digits than its factorization.

1400611489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9959.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 1400611489 is about 37424.7443411441. The cubic root of 1400611489 is about 1118.8517912270.

The spelling of 1400611489 in words is "one billion, four hundred million, six hundred eleven thousand, four hundred eighty-nine".