1401154252 has 12 divisors (see below), whose sum is σ = 2452304680. Its totient is φ = 700495776.

The previous prime is 1401154247. The next prime is 1401154267. The reversal of 1401154252 is 2524511041.

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, 35368 + ... + 63664.

Almost surely, 2^1401154252 is an apocalyptic number.

It is an amenable number.

1401154252 is a deficient number, since it is larger than the sum of its proper divisors (1051150428).

1401154252 is a wasteful number, since it uses less digits than its factorization.

1401154252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40680 (or 40678 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 1401154252 is about 37431.9950309892. The cubic root of 1401154252 is about 1118.9962978547.

Adding to 1401154252 its reverse (2524511041), we get a palindrome (3925665293).

The spelling of 1401154252 in words is "one billion, four hundred one million, one hundred fifty-four thousand, two hundred fifty-two".