1201155414 has 16 divisors (see below), whose sum is σ = 2528748480. Its totient is φ = 379312200.

The previous prime is 1201155413. The next prime is 1201155503. The reversal of 1201155414 is 4145511021.

It is a super-2 number, since 2×1201155414² = 2885548657163022792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201155413) 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, 5268112 + ... + 5268339.

It is an arithmetic number, because the mean of its divisors is an integer number (158046780).

Almost surely, 2^1201155414 is an apocalyptic number.

1201155414 is an abundant number, since it is smaller than the sum of its proper divisors (1327593066).

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

1201155414 is a wasteful number, since it uses less digits than its factorization.

1201155414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10536475.

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 1201155414 is about 34657.6891035741. The cubic root of 1201155414 is about 1062.9995182757. Note that the first 3 decimals are identical.

Adding to 1201155414 its reverse (4145511021), we get a palindrome (5346666435).

The spelling of 1201155414 in words is "one billion, two hundred one million, one hundred fifty-five thousand, four hundred fourteen".