1400651233 has 4 divisors (see below), whose sum is σ = 1483042500. Its totient is φ = 1318259968.

The previous prime is 1400651227. The next prime is 1400651279. The reversal of 1400651233 is 3321560041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1054430784 + 346220449 = 32472^2 + 18607^2 .

It is not a de Polignac number, because 1400651233 - 2¹⁷ = 1400520161 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1400651198 and 1400651207.

It is not an unprimeable number, because it can be changed into a prime (1400651533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41195608 + ... + 41195641.

It is an arithmetic number, because the mean of its divisors is an integer number (370760625).

Almost surely, 2^1400651233 is an apocalyptic number.

It is an amenable number.

1400651233 is a deficient number, since it is larger than the sum of its proper divisors (82391267).

1400651233 is an equidigital number, since it uses as much as digits as its factorization.

1400651233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82391266.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1400651233 is about 37425.2753229686. The cubic root of 1400651233 is about 1118.8623740392.

The spelling of 1400651233 in words is "one billion, four hundred million, six hundred fifty-one thousand, two hundred thirty-three".