1401145700 has 18 divisors (see below), whose sum is σ = 3040486386. Its totient is φ = 560458240.

The previous prime is 1401145687. The next prime is 1401145723. The reversal of 1401145700 is 75411041.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 140043556 + 1261102144 = 11834^2 + 35512^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7005629 + ... + 7005828.

Almost surely, 2^1401145700 is an apocalyptic number.

1401145700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401145700 is an abundant number, since it is smaller than the sum of its proper divisors (1639340686).

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

1401145700 is a wasteful number, since it uses less digits than its factorization.

1401145700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14011471 (or 14011464 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 1401145700 is about 37431.8807969891. The cubic root of 1401145700 is about 1118.9940212374.

Adding to 1401145700 its reverse (75411041), we get a palindrome (1476556741).

The spelling of 1401145700 in words is "one billion, four hundred one million, one hundred forty-five thousand, seven hundred".