1400154002 has 16 divisors (see below), whose sum is σ = 2263282560. Its totient is φ = 645797712.

The previous prime is 1400153981. The next prime is 1400154047. The reversal of 1400154002 is 2004510041.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24149 + ... + 58167.

It is an arithmetic number, because the mean of its divisors is an integer number (141455160).

Almost surely, 2^1400154002 is an apocalyptic number.

1400154002 is a deficient number, since it is larger than the sum of its proper divisors (863128558).

1400154002 is a wasteful number, since it uses less digits than its factorization.

1400154002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35617.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1400154002 is about 37418.6317494373. The cubic root of 1400154002 is about 1118.7299597047.

Adding to 1400154002 its reverse (2004510041), we get a palindrome (3404664043).

The spelling of 1400154002 in words is "one billion, four hundred million, one hundred fifty-four thousand, two".