1400154324 has 12 divisors (see below), whose sum is σ = 3267026784. Its totient is φ = 466718104.

The previous prime is 1400154281. The next prime is 1400154359. The reversal of 1400154324 is 4234510041.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1400154294 and 1400154303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58339752 + ... + 58339775.

It is an arithmetic number, because the mean of its divisors is an integer number (272252232).

Almost surely, 2^1400154324 is an apocalyptic number.

It is an amenable number.

1400154324 is an abundant number, since it is smaller than the sum of its proper divisors (1866872460).

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

1400154324 is a wasteful number, since it uses less digits than its factorization.

1400154324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116679534 (or 116679532 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1400154324 is about 37418.6360521064. The cubic root of 1400154324 is about 1118.7300454645.

Adding to 1400154324 its reverse (4234510041), we get a palindrome (5634664365).

The spelling of 1400154324 in words is "one billion, four hundred million, one hundred fifty-four thousand, three hundred twenty-four".